20642566

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{373}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 36622080

約数和(自身を除く): 15979514

約数列:

[1, 2, 7, 14, 59, 67, 118, 134, 373, 413, 469, 746, 826, 938, 2611, 3953, 5222, 7906, 22007, 24991, 27671, 44014, 49982, 55342, 154049, 174937, 308098, 349874, 1474469, 2948938, 10321283, 20642566]

約数ペア:

[(1, 20642566), (2, 10321283), (7, 2948938), (14, 1474469), (59, 349874), (67, 308098), (118, 174937), (134, 154049), (373, 55342), (413, 49982), (469, 44014), (746, 27671), (826, 24991), (938, 22007), (2611, 7906), (3953, 5222)]