17960540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1867}}^1$

素因数の和:1926

約数の個数: 48

約数和(自身を含む): 41738592

約数和(自身を除く): 23778052

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1867, 1924, 2405, 3734, 4810, 7468, 9335, 9620, 18670, 24271, 37340, 48542, 69079, 97084, 121355, 138158, 242710, 276316, 345395, 485420, 690790, 898027, 1381580, 1796054, 3592108, 4490135, 8980270, 17960540]

約数ペア:

[(1, 17960540), (2, 8980270), (4, 4490135), (5, 3592108), (10, 1796054), (13, 1381580), (20, 898027), (26, 690790), (37, 485420), (52, 345395), (65, 276316), (74, 242710), (130, 138158), (148, 121355), (185, 97084), (260, 69079), (370, 48542), (481, 37340), (740, 24271), (962, 18670), (1867, 9620), (1924, 9335), (2405, 7468), (3734, 4810)]