18303374

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{821}}^1$

素因数の和:1051

約数の個数: 16

約数和(自身を含む): 28053216

約数和(自身を除く): 9749842

約数列:

[1, 2, 71, 142, 157, 314, 821, 1642, 11147, 22294, 58291, 116582, 128897, 257794, 9151687, 18303374]

約数ペア:

[(1, 18303374), (2, 9151687), (71, 257794), (142, 128897), (157, 116582), (314, 58291), (821, 22294), (1642, 11147)]