20633290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:798

約数の個数: 32

約数和(自身を含む): 38776320

約数和(自身を除く): 18143030

約数列:

[1, 2, 5, 10, 31, 62, 101, 155, 202, 310, 505, 659, 1010, 1318, 3131, 3295, 6262, 6590, 15655, 20429, 31310, 40858, 66559, 102145, 133118, 204290, 332795, 665590, 2063329, 4126658, 10316645, 20633290]

約数ペア:

[(1, 20633290), (2, 10316645), (5, 4126658), (10, 2063329), (31, 665590), (62, 332795), (101, 204290), (155, 133118), (202, 102145), (310, 66559), (505, 40858), (659, 31310), (1010, 20429), (1318, 15655), (3131, 6590), (3295, 6262)]