18960142

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:348

約数の個数: 32

約数和(自身を含む): 31337280

約数和(自身を除く): 12377138

約数列:

[1, 2, 23, 29, 46, 58, 61, 122, 233, 466, 667, 1334, 1403, 1769, 2806, 3538, 5359, 6757, 10718, 13514, 14213, 28426, 40687, 81374, 155411, 310822, 326899, 412177, 653798, 824354, 9480071, 18960142]

約数ペア:

[(1, 18960142), (2, 9480071), (23, 824354), (29, 653798), (46, 412177), (58, 326899), (61, 310822), (122, 155411), (233, 81374), (466, 40687), (667, 28426), (1334, 14213), (1403, 13514), (1769, 10718), (2806, 6757), (3538, 5359)]