19372860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1$

素因数の和:532

約数の個数: 144

約数和(自身を含む): 67144896

約数和(自身を除く): 47772036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 487, 510, 585, 612, 663, 765, 780, 884, 974, 1020, 1105, 1170, 1326, 1461, 1530, 1948, 1989, 2210, 2340, 2435, 2652, 2922, 3060, 3315, 3978, 4383, 4420, 4870, 5844, 6331, 6630, 7305, 7956, 8279, 8766, 9740, 9945, 12662, 13260, 14610, 16558, 17532, 18993, 19890, 21915, 24837, 25324, 29220, 31655, 33116, 37986, 39780, 41395, 43830, 49674, 56979, 63310, 74511, 75972, 82790, 87660, 94965, 99348, 107627, 113958, 124185, 126620, 149022, 165580, 189930, 215254, 227916, 248370, 284895, 298044, 322881, 372555, 379860, 430508, 496740, 538135, 569790, 645762, 745110, 968643, 1076270, 1139580, 1291524, 1490220, 1614405, 1937286, 2152540, 3228810, 3874572, 4843215, 6457620, 9686430, 19372860]

約数ペア:

[(1, 19372860), (2, 9686430), (3, 6457620), (4, 4843215), (5, 3874572), (6, 3228810), (9, 2152540), (10, 1937286), (12, 1614405), (13, 1490220), (15, 1291524), (17, 1139580), (18, 1076270), (20, 968643), (26, 745110), (30, 645762), (34, 569790), (36, 538135), (39, 496740), (45, 430508), (51, 379860), (52, 372555), (60, 322881), (65, 298044), (68, 284895), (78, 248370), (85, 227916), (90, 215254), (102, 189930), (117, 165580), (130, 149022), (153, 126620), (156, 124185), (170, 113958), (180, 107627), (195, 99348), (204, 94965), (221, 87660), (234, 82790), (255, 75972), (260, 74511), (306, 63310), (340, 56979), (390, 49674), (442, 43830), (468, 41395), (487, 39780), (510, 37986), (585, 33116), (612, 31655), (663, 29220), (765, 25324), (780, 24837), (884, 21915), (974, 19890), (1020, 18993), (1105, 17532), (1170, 16558), (1326, 14610), (1461, 13260), (1530, 12662), (1948, 9945), (1989, 9740), (2210, 8766), (2340, 8279), (2435, 7956), (2652, 7305), (2922, 6630), (3060, 6331), (3315, 5844), (3978, 4870), (4383, 4420)]