15223988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2137}}^1$

素因数の和:2291

約数の個数: 24

約数和(自身を含む): 28914312

約数和(自身を除く): 13690324

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1781, 2137, 3562, 4274, 7124, 8548, 27781, 55562, 111124, 292769, 585538, 1171076, 3805997, 7611994, 15223988]

約数ペア:

[(1, 15223988), (2, 7611994), (4, 3805997), (13, 1171076), (26, 585538), (52, 292769), (137, 111124), (274, 55562), (548, 27781), (1781, 8548), (2137, 7124), (3562, 4274)]