164260816

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{331171}}^1$

素因数の和:331210

約数の個数: 20

約数和(自身を含む): 328522624

約数和(自身を除く): 164261808

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 331171, 662342, 1324684, 2649368, 5298736, 10266301, 20532602, 41065204, 82130408, 164260816]

約数ペア:

[(1, 164260816), (2, 82130408), (4, 41065204), (8, 20532602), (16, 10266301), (31, 5298736), (62, 2649368), (124, 1324684), (248, 662342), (496, 331171)]