18211078

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2657}}^1$

素因数の和:2831

約数の個数: 16

約数和(自身を含む): 28706400

約数和(自身を除く): 10495322

約数列:

[1, 2, 23, 46, 149, 298, 2657, 3427, 5314, 6854, 61111, 122222, 395893, 791786, 9105539, 18211078]

約数ペア:

[(1, 18211078), (2, 9105539), (23, 791786), (46, 395893), (149, 122222), (298, 61111), (2657, 6854), (3427, 5314)]