18928572

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1811}}^1$

素因数の和:1898

約数の個数: 48

約数和(自身を含む): 48300672

約数和(自身を除く): 29372100

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 67, 78, 134, 156, 201, 268, 402, 804, 871, 1742, 1811, 2613, 3484, 3622, 5226, 5433, 7244, 10452, 10866, 21732, 23543, 47086, 70629, 94172, 121337, 141258, 242674, 282516, 364011, 485348, 728022, 1456044, 1577381, 3154762, 4732143, 6309524, 9464286, 18928572]

約数ペア:

[(1, 18928572), (2, 9464286), (3, 6309524), (4, 4732143), (6, 3154762), (12, 1577381), (13, 1456044), (26, 728022), (39, 485348), (52, 364011), (67, 282516), (78, 242674), (134, 141258), (156, 121337), (201, 94172), (268, 70629), (402, 47086), (804, 23543), (871, 21732), (1742, 10866), (1811, 10452), (2613, 7244), (3484, 5433), (3622, 5226)]