18843660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:364

約数の個数: 144

約数和(自身を含む): 64576512

約数和(自身を除く): 45732852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 124, 132, 155, 165, 180, 186, 198, 220, 279, 307, 310, 330, 341, 372, 396, 465, 495, 558, 614, 620, 660, 682, 921, 930, 990, 1023, 1116, 1228, 1364, 1395, 1535, 1705, 1842, 1860, 1980, 2046, 2763, 2790, 3069, 3070, 3377, 3410, 3684, 4092, 4605, 5115, 5526, 5580, 6138, 6140, 6754, 6820, 9210, 9517, 10131, 10230, 11052, 12276, 13508, 13815, 15345, 16885, 18420, 19034, 20262, 20460, 27630, 28551, 30393, 30690, 33770, 38068, 40524, 47585, 50655, 55260, 57102, 60786, 61380, 67540, 85653, 95170, 101310, 104687, 114204, 121572, 142755, 151965, 171306, 190340, 202620, 209374, 285510, 303930, 314061, 342612, 418748, 428265, 523435, 571020, 607860, 628122, 856530, 942183, 1046870, 1256244, 1570305, 1713060, 1884366, 2093740, 3140610, 3768732, 4710915, 6281220, 9421830, 18843660]

約数ペア:

[(1, 18843660), (2, 9421830), (3, 6281220), (4, 4710915), (5, 3768732), (6, 3140610), (9, 2093740), (10, 1884366), (11, 1713060), (12, 1570305), (15, 1256244), (18, 1046870), (20, 942183), (22, 856530), (30, 628122), (31, 607860), (33, 571020), (36, 523435), (44, 428265), (45, 418748), (55, 342612), (60, 314061), (62, 303930), (66, 285510), (90, 209374), (93, 202620), (99, 190340), (110, 171306), (124, 151965), (132, 142755), (155, 121572), (165, 114204), (180, 104687), (186, 101310), (198, 95170), (220, 85653), (279, 67540), (307, 61380), (310, 60786), (330, 57102), (341, 55260), (372, 50655), (396, 47585), (465, 40524), (495, 38068), (558, 33770), (614, 30690), (620, 30393), (660, 28551), (682, 27630), (921, 20460), (930, 20262), (990, 19034), (1023, 18420), (1116, 16885), (1228, 15345), (1364, 13815), (1395, 13508), (1535, 12276), (1705, 11052), (1842, 10230), (1860, 10131), (1980, 9517), (2046, 9210), (2763, 6820), (2790, 6754), (3069, 6140), (3070, 6138), (3377, 5580), (3410, 5526), (3684, 5115), (4092, 4605)]