18189974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{4951}}^1$

素因数の和:5131

約数の個数: 16

約数和(自身を含む): 29949696

約数和(自身を除く): 11759722

約数列:

[1, 2, 11, 22, 167, 334, 1837, 3674, 4951, 9902, 54461, 108922, 826817, 1653634, 9094987, 18189974]

約数ペア:

[(1, 18189974), (2, 9094987), (11, 1653634), (22, 826817), (167, 108922), (334, 54461), (1837, 9902), (3674, 4951)]