1640886904

素因数分解:

$2^3\times {\mathrm{4243}}^1\times {\mathrm{48341}}^1$

素因数の和:52590

約数の個数: 16

約数和(自身を含む): 3077451720

約数和(自身を除く): 1436564816

約数列:

[1, 2, 4, 8, 4243, 8486, 16972, 33944, 48341, 96682, 193364, 386728, 205110863, 410221726, 820443452, 1640886904]

約数ペア:

[(1, 1640886904), (2, 820443452), (4, 410221726), (8, 205110863), (4243, 386728), (8486, 193364), (16972, 96682), (33944, 48341)]