31415668864

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{12917627}}^1$

素因数の和:12917660

約数の個数: 32

約数和(自身を含む): 65879902800

約数和(自身を除く): 34464233936

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 12917627, 25835254, 51670508, 103341016, 206682032, 245434913, 413364064, 490869826, 826728128, 981739652, 1653456256, 1963479304, 3926958608, 7853917216, 15707834432, 31415668864]

約数ペア:

[(1, 31415668864), (2, 15707834432), (4, 7853917216), (8, 3926958608), (16, 1963479304), (19, 1653456256), (32, 981739652), (38, 826728128), (64, 490869826), (76, 413364064), (128, 245434913), (152, 206682032), (304, 103341016), (608, 51670508), (1216, 25835254), (2432, 12917627)]