19804412

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2707}}^1$

素因数の和:2801

約数の個数: 24

約数和(自身を含む): 36395520

約数和(自身を除く): 16591108

約数列:

[1, 2, 4, 31, 59, 62, 118, 124, 236, 1829, 2707, 3658, 5414, 7316, 10828, 83917, 159713, 167834, 319426, 335668, 638852, 4951103, 9902206, 19804412]

約数ペア:

[(1, 19804412), (2, 9902206), (4, 4951103), (31, 638852), (59, 335668), (62, 319426), (118, 167834), (124, 159713), (236, 83917), (1829, 10828), (2707, 7316), (3658, 5414)]