28020988

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{3209}}^1$

素因数の和:3309

約数の個数: 24

約数和(自身を含む): 51231600

約数和(自身を除く): 23210612

約数列:

[1, 2, 4, 37, 59, 74, 118, 148, 236, 2183, 3209, 4366, 6418, 8732, 12836, 118733, 189331, 237466, 378662, 474932, 757324, 7005247, 14010494, 28020988]

約数ペア:

[(1, 28020988), (2, 14010494), (4, 7005247), (37, 757324), (59, 474932), (74, 378662), (118, 237466), (148, 189331), (236, 118733), (2183, 12836), (3209, 8732), (4366, 6418)]