20636432

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67883}}^1$

素因数の和:67910

約数の個数: 20

約数和(自身を含む): 42088080

約数和(自身を除く): 21451648

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 67883, 135766, 271532, 543064, 1086128, 1289777, 2579554, 5159108, 10318216, 20636432]

約数ペア:

[(1, 20636432), (2, 10318216), (4, 5159108), (8, 2579554), (16, 1289777), (19, 1086128), (38, 543064), (76, 271532), (152, 135766), (304, 67883)]