2154172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 4052160

約数和(自身を除く): 1897988

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 316, 401, 802, 1343, 1604, 2686, 5372, 6817, 13634, 27268, 31679, 63358, 126716, 538543, 1077086, 2154172]

約数ペア:

[(1, 2154172), (2, 1077086), (4, 538543), (17, 126716), (34, 63358), (68, 31679), (79, 27268), (158, 13634), (316, 6817), (401, 5372), (802, 2686), (1343, 1604)]