1640277008

素因数分解:

$2^4\times {\mathrm{797}}^1\times {\mathrm{128629}}^1$

素因数の和:129434

約数の個数: 20

約数和(自身を含む): 3182048940

約数和(自身を除く): 1541771932

約数列:

[1, 2, 4, 8, 16, 797, 1594, 3188, 6376, 12752, 128629, 257258, 514516, 1029032, 2058064, 102517313, 205034626, 410069252, 820138504, 1640277008]

約数ペア:

[(1, 1640277008), (2, 820138504), (4, 410069252), (8, 205034626), (16, 102517313), (797, 2058064), (1594, 1029032), (3188, 514516), (6376, 257258), (12752, 128629)]