19924728

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{12391}}^1$

素因数の和:12467

約数の個数: 32

約数和(自身を含む): 50559360

約数和(自身を除く): 30634632

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 12391, 24782, 37173, 49564, 74346, 99128, 148692, 297384, 830197, 1660394, 2490591, 3320788, 4981182, 6641576, 9962364, 19924728]

約数ペア:

[(1, 19924728), (2, 9962364), (3, 6641576), (4, 4981182), (6, 3320788), (8, 2490591), (12, 1660394), (24, 830197), (67, 297384), (134, 148692), (201, 99128), (268, 74346), (402, 49564), (536, 37173), (804, 24782), (1608, 12391)]