18247142

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:284

約数の個数: 32

約数和(自身を含む): 29942784

約数和(自身を除く): 11695642

約数列:

[1, 2, 23, 37, 46, 71, 74, 142, 151, 302, 851, 1633, 1702, 2627, 3266, 3473, 5254, 5587, 6946, 10721, 11174, 21442, 60421, 120842, 128501, 246583, 257002, 396677, 493166, 793354, 9123571, 18247142]

約数ペア:

[(1, 18247142), (2, 9123571), (23, 793354), (37, 493166), (46, 396677), (71, 257002), (74, 246583), (142, 128501), (151, 120842), (302, 60421), (851, 21442), (1633, 11174), (1702, 10721), (2627, 6946), (3266, 5587), (3473, 5254)]