18365772

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 44416512

約数和(自身を除く): 26050740

約数列:

[1, 2, 3, 4, 6, 12, 53, 67, 106, 134, 159, 201, 212, 268, 318, 402, 431, 636, 804, 862, 1293, 1724, 2586, 3551, 5172, 7102, 10653, 14204, 21306, 22843, 28877, 42612, 45686, 57754, 68529, 86631, 91372, 115508, 137058, 173262, 274116, 346524, 1530481, 3060962, 4591443, 6121924, 9182886, 18365772]

約数ペア:

[(1, 18365772), (2, 9182886), (3, 6121924), (4, 4591443), (6, 3060962), (12, 1530481), (53, 346524), (67, 274116), (106, 173262), (134, 137058), (159, 115508), (201, 91372), (212, 86631), (268, 68529), (318, 57754), (402, 45686), (431, 42612), (636, 28877), (804, 22843), (862, 21306), (1293, 14204), (1724, 10653), (2586, 7102), (3551, 5172)]