31630664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9811}}^1$

素因数の和:9861

約数の個数: 32

約数和(自身を含む): 65936640

約数和(自身を除く): 34305976

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 9811, 19622, 39244, 78488, 127543, 255086, 304141, 510172, 608282, 1020344, 1216564, 2433128, 3953833, 7907666, 15815332, 31630664]

約数ペア:

[(1, 31630664), (2, 15815332), (4, 7907666), (8, 3953833), (13, 2433128), (26, 1216564), (31, 1020344), (52, 608282), (62, 510172), (104, 304141), (124, 255086), (248, 127543), (403, 78488), (806, 39244), (1612, 19622), (3224, 9811)]