20382896

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67049}}^1$

素因数の和:67076

約数の個数: 20

約数和(自身を含む): 41571000

約数和(自身を除く): 21188104

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 67049, 134098, 268196, 536392, 1072784, 1273931, 2547862, 5095724, 10191448, 20382896]

約数ペア:

[(1, 20382896), (2, 10191448), (4, 5095724), (8, 2547862), (16, 1273931), (19, 1072784), (38, 536392), (76, 268196), (152, 134098), (304, 67049)]