1640873312

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{3944407}}^1$

素因数の和:3944430

約数の個数: 24

約数和(自身を含む): 3478967856

約数和(自身を除く): 1838094544

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 3944407, 7888814, 15777628, 31555256, 51277291, 63110512, 102554582, 126221024, 205109164, 410218328, 820436656, 1640873312]

約数ペア:

[(1, 1640873312), (2, 820436656), (4, 410218328), (8, 205109164), (13, 126221024), (16, 102554582), (26, 63110512), (32, 51277291), (52, 31555256), (104, 15777628), (208, 7888814), (416, 3944407)]