409041904

素因数分解:

$2^4\times {\mathrm{821}}^1\times {\mathrm{31139}}^1$

素因数の和:31968

約数の個数: 20

約数和(自身を含む): 793509480

約数和(自身を除く): 384467576

約数列:

[1, 2, 4, 8, 16, 821, 1642, 3284, 6568, 13136, 31139, 62278, 124556, 249112, 498224, 25565119, 51130238, 102260476, 204520952, 409041904]

約数ペア:

[(1, 409041904), (2, 204520952), (4, 102260476), (8, 51130238), (16, 25565119), (821, 498224), (1642, 249112), (3284, 124556), (6568, 62278), (13136, 31139)]