18155308

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{2011}}^1$

素因数の和:2113

約数の個数: 24

約数和(自身を含む): 33181904

約数和(自身を除く): 15026596

約数列:

[1, 2, 4, 37, 61, 74, 122, 148, 244, 2011, 2257, 4022, 4514, 8044, 9028, 74407, 122671, 148814, 245342, 297628, 490684, 4538827, 9077654, 18155308]

約数ペア:

[(1, 18155308), (2, 9077654), (4, 4538827), (37, 490684), (61, 297628), (74, 245342), (122, 148814), (148, 122671), (244, 74407), (2011, 9028), (2257, 8044), (4022, 4514)]