20660864

素因数分解:

$2^7\times 7^1\times {\mathrm{23059}}^1$

素因数の和:23080

約数の個数: 32

約数和(自身を含む): 47042400

約数和(自身を除く): 26381536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23059, 46118, 92236, 161413, 184472, 322826, 368944, 645652, 737888, 1291304, 1475776, 2582608, 2951552, 5165216, 10330432, 20660864]

約数ペア:

[(1, 20660864), (2, 10330432), (4, 5165216), (7, 2951552), (8, 2582608), (14, 1475776), (16, 1291304), (28, 737888), (32, 645652), (56, 368944), (64, 322826), (112, 184472), (128, 161413), (224, 92236), (448, 46118), (896, 23059)]