18966420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:163

約数の個数: 192

約数和(自身を含む): 67092480

約数和(自身を除く): 48126060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 31, 33, 36, 44, 45, 54, 55, 60, 62, 66, 90, 93, 99, 103, 108, 110, 124, 132, 135, 155, 165, 180, 186, 198, 206, 220, 270, 279, 297, 309, 310, 330, 341, 372, 396, 412, 465, 495, 515, 540, 558, 594, 618, 620, 660, 682, 837, 927, 930, 990, 1023, 1030, 1116, 1133, 1188, 1236, 1364, 1395, 1485, 1545, 1674, 1705, 1854, 1860, 1980, 2046, 2060, 2266, 2781, 2790, 2970, 3069, 3090, 3193, 3348, 3399, 3410, 3708, 4092, 4185, 4532, 4635, 5115, 5562, 5580, 5665, 5940, 6138, 6180, 6386, 6798, 6820, 8370, 9207, 9270, 9579, 10197, 10230, 11124, 11330, 12276, 12772, 13596, 13905, 15345, 15965, 16740, 16995, 18414, 18540, 19158, 20394, 20460, 22660, 27810, 28737, 30591, 30690, 31930, 33990, 35123, 36828, 38316, 40788, 46035, 47895, 50985, 55620, 57474, 61182, 61380, 63860, 67980, 70246, 86211, 92070, 95790, 101970, 105369, 114948, 122364, 140492, 143685, 152955, 172422, 175615, 184140, 191580, 203940, 210738, 287370, 305910, 316107, 344844, 351230, 421476, 431055, 526845, 574740, 611820, 632214, 702460, 862110, 948321, 1053690, 1264428, 1580535, 1724220, 1896642, 2107380, 3161070, 3793284, 4741605, 6322140, 9483210, 18966420]

約数ペア:

[(1, 18966420), (2, 9483210), (3, 6322140), (4, 4741605), (5, 3793284), (6, 3161070), (9, 2107380), (10, 1896642), (11, 1724220), (12, 1580535), (15, 1264428), (18, 1053690), (20, 948321), (22, 862110), (27, 702460), (30, 632214), (31, 611820), (33, 574740), (36, 526845), (44, 431055), (45, 421476), (54, 351230), (55, 344844), (60, 316107), (62, 305910), (66, 287370), (90, 210738), (93, 203940), (99, 191580), (103, 184140), (108, 175615), (110, 172422), (124, 152955), (132, 143685), (135, 140492), (155, 122364), (165, 114948), (180, 105369), (186, 101970), (198, 95790), (206, 92070), (220, 86211), (270, 70246), (279, 67980), (297, 63860), (309, 61380), (310, 61182), (330, 57474), (341, 55620), (372, 50985), (396, 47895), (412, 46035), (465, 40788), (495, 38316), (515, 36828), (540, 35123), (558, 33990), (594, 31930), (618, 30690), (620, 30591), (660, 28737), (682, 27810), (837, 22660), (927, 20460), (930, 20394), (990, 19158), (1023, 18540), (1030, 18414), (1116, 16995), (1133, 16740), (1188, 15965), (1236, 15345), (1364, 13905), (1395, 13596), (1485, 12772), (1545, 12276), (1674, 11330), (1705, 11124), (1854, 10230), (1860, 10197), (1980, 9579), (2046, 9270), (2060, 9207), (2266, 8370), (2781, 6820), (2790, 6798), (2970, 6386), (3069, 6180), (3090, 6138), (3193, 5940), (3348, 5665), (3399, 5580), (3410, 5562), (3708, 5115), (4092, 4635), (4185, 4532)]