15720354

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67181}}^1$

素因数の和:67202

約数の個数: 24

約数和(自身を含む): 36681372

約数和(自身を除く): 20961018

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 67181, 134362, 201543, 403086, 604629, 873353, 1209258, 1746706, 2620059, 5240118, 7860177, 15720354]

約数ペア:

[(1, 15720354), (2, 7860177), (3, 5240118), (6, 2620059), (9, 1746706), (13, 1209258), (18, 873353), (26, 604629), (39, 403086), (78, 201543), (117, 134362), (234, 67181)]