18870436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{3593}}^1$

素因数の和:3711

約数の個数: 24

約数和(自身を含む): 35925624

約数和(自身を除く): 17055188

約数列:

[1, 2, 4, 13, 26, 52, 101, 202, 404, 1313, 2626, 3593, 5252, 7186, 14372, 46709, 93418, 186836, 362893, 725786, 1451572, 4717609, 9435218, 18870436]

約数ペア:

[(1, 18870436), (2, 9435218), (4, 4717609), (13, 1451572), (26, 725786), (52, 362893), (101, 186836), (202, 93418), (404, 46709), (1313, 14372), (2626, 7186), (3593, 5252)]