20160909549

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{4271}}^1\times {\mathrm{47681}}^1$

素因数の和:51969

約数の個数: 24

約数和(自身を含む): 31776810624

約数和(自身を除く): 11615901075

約数列:

[1, 3, 9, 11, 33, 99, 4271, 12813, 38439, 46981, 47681, 140943, 143043, 422829, 429129, 524491, 1573473, 4720419, 203645551, 610936653, 1832809959, 2240101061, 6720303183, 20160909549]

約数ペア:

[(1, 20160909549), (3, 6720303183), (9, 2240101061), (11, 1832809959), (33, 610936653), (99, 203645551), (4271, 4720419), (12813, 1573473), (38439, 524491), (46981, 429129), (47681, 422829), (140943, 143043)]