20643244

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{709}}^1$

素因数の和:993

約数の個数: 24

約数和(自身を含む): 37573200

約数和(自身を除く): 16929956

約数列:

[1, 2, 4, 29, 58, 116, 251, 502, 709, 1004, 1418, 2836, 7279, 14558, 20561, 29116, 41122, 82244, 177959, 355918, 711836, 5160811, 10321622, 20643244]

約数ペア:

[(1, 20643244), (2, 10321622), (4, 5160811), (29, 711836), (58, 355918), (116, 177959), (251, 82244), (502, 41122), (709, 29116), (1004, 20561), (1418, 14558), (2836, 7279)]