15991956

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{3391}}^1$

素因数の和:3532

約数の個数: 36

約数和(自身を含む): 40744704

約数和(自身を除く): 24752748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 262, 393, 524, 786, 1179, 1572, 2358, 3391, 4716, 6782, 10173, 13564, 20346, 30519, 40692, 61038, 122076, 444221, 888442, 1332663, 1776884, 2665326, 3997989, 5330652, 7995978, 15991956]

約数ペア:

[(1, 15991956), (2, 7995978), (3, 5330652), (4, 3997989), (6, 2665326), (9, 1776884), (12, 1332663), (18, 888442), (36, 444221), (131, 122076), (262, 61038), (393, 40692), (524, 30519), (786, 20346), (1179, 13564), (1572, 10173), (2358, 6782), (3391, 4716)]