421885712

素因数分解:

$2^4\times {\mathrm{2459}}^1\times {\mathrm{10723}}^1$

素因数の和:13190

約数の個数: 20

約数和(自身を含む): 817812240

約数和(自身を除く): 395926528

約数列:

[1, 2, 4, 8, 16, 2459, 4918, 9836, 10723, 19672, 21446, 39344, 42892, 85784, 171568, 26367857, 52735714, 105471428, 210942856, 421885712]

約数ペア:

[(1, 421885712), (2, 210942856), (4, 105471428), (8, 52735714), (16, 26367857), (2459, 171568), (4918, 85784), (9836, 42892), (10723, 39344), (19672, 21446)]