20208916

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{941}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 44311680

約数和(自身を除く): 24102764

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 59, 91, 118, 182, 236, 364, 413, 767, 826, 941, 1534, 1652, 1882, 3068, 3764, 5369, 6587, 10738, 12233, 13174, 21476, 24466, 26348, 48932, 55519, 85631, 111038, 171262, 222076, 342524, 388633, 721747, 777266, 1443494, 1554532, 2886988, 5052229, 10104458, 20208916]

約数ペア:

[(1, 20208916), (2, 10104458), (4, 5052229), (7, 2886988), (13, 1554532), (14, 1443494), (26, 777266), (28, 721747), (52, 388633), (59, 342524), (91, 222076), (118, 171262), (182, 111038), (236, 85631), (364, 55519), (413, 48932), (767, 26348), (826, 24466), (941, 21476), (1534, 13174), (1652, 12233), (1882, 10738), (3068, 6587), (3764, 5369)]