20102248

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{601}}^1$

素因数の和:757

約数の個数: 32

約数和(自身を含む): 39117960

約数和(自身を除く): 19015712

約数列:

[1, 2, 4, 8, 37, 74, 113, 148, 226, 296, 452, 601, 904, 1202, 2404, 4181, 4808, 8362, 16724, 22237, 33448, 44474, 67913, 88948, 135826, 177896, 271652, 543304, 2512781, 5025562, 10051124, 20102248]

約数ペア:

[(1, 20102248), (2, 10051124), (4, 5025562), (8, 2512781), (37, 543304), (74, 271652), (113, 177896), (148, 135826), (226, 88948), (296, 67913), (452, 44474), (601, 33448), (904, 22237), (1202, 16724), (2404, 8362), (4181, 4808)]