1298340016

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2617621}}^1$

素因数の和:2617660

約数の個数: 20

約数和(自身を含む): 2596681024

約数和(自身を除く): 1298341008

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2617621, 5235242, 10470484, 20940968, 41881936, 81146251, 162292502, 324585004, 649170008, 1298340016]

約数ペア:

[(1, 1298340016), (2, 649170008), (4, 324585004), (8, 162292502), (16, 81146251), (31, 41881936), (62, 20940968), (124, 10470484), (248, 5235242), (496, 2617621)]