1264784

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{577}}^1$

素因数の和:722

約数の個数: 20

約数和(自身を含む): 2472684

約数和(自身を除く): 1207900

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 577, 1096, 1154, 2192, 2308, 4616, 9232, 79049, 158098, 316196, 632392, 1264784]

約数ペア:

[(1, 1264784), (2, 632392), (4, 316196), (8, 158098), (16, 79049), (137, 9232), (274, 4616), (548, 2308), (577, 2192), (1096, 1154)]