31910128

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{46381}}^1$

素因数の和:46432

約数の個数: 20

約数和(自身を含む): 63265048

約数和(自身を除く): 31354920

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 46381, 92762, 185524, 371048, 742096, 1994383, 3988766, 7977532, 15955064, 31910128]

約数ペア:

[(1, 31910128), (2, 15955064), (4, 7977532), (8, 3988766), (16, 1994383), (43, 742096), (86, 371048), (172, 185524), (344, 92762), (688, 46381)]