19711324

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{457}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 35548128

約数和(自身を除く): 15836804

約数列:

[1, 2, 4, 41, 82, 164, 263, 457, 526, 914, 1052, 1828, 10783, 18737, 21566, 37474, 43132, 74948, 120191, 240382, 480764, 4927831, 9855662, 19711324]

約数ペア:

[(1, 19711324), (2, 9855662), (4, 4927831), (41, 480764), (82, 240382), (164, 120191), (263, 74948), (457, 43132), (526, 37474), (914, 21566), (1052, 18737), (1828, 10783)]