25571984

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{20231}}^1$

素因数の和:20318

約数の個数: 20

約数和(自身を含む): 50175360

約数和(自身を除く): 24603376

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 20231, 40462, 80924, 161848, 323696, 1598249, 3196498, 6392996, 12785992, 25571984]

約数ペア:

[(1, 25571984), (2, 12785992), (4, 6392996), (8, 3196498), (16, 1598249), (79, 323696), (158, 161848), (316, 80924), (632, 40462), (1264, 20231)]