20749216

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{34127}}^1$

素因数の和:34156

約数の個数: 24

約数和(自身を含む): 43001280

約数和(自身を除く): 22252064

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 34127, 68254, 136508, 273016, 546032, 648413, 1092064, 1296826, 2593652, 5187304, 10374608, 20749216]

約数ペア:

[(1, 20749216), (2, 10374608), (4, 5187304), (8, 2593652), (16, 1296826), (19, 1092064), (32, 648413), (38, 546032), (76, 273016), (152, 136508), (304, 68254), (608, 34127)]