19516768

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{21031}}^1$

素因数の和:21070

約数の個数: 24

約数和(自身を含む): 39750480

約数和(自身を除く): 20233712

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 928, 21031, 42062, 84124, 168248, 336496, 609899, 672992, 1219798, 2439596, 4879192, 9758384, 19516768]

約数ペア:

[(1, 19516768), (2, 9758384), (4, 4879192), (8, 2439596), (16, 1219798), (29, 672992), (32, 609899), (58, 336496), (116, 168248), (232, 84124), (464, 42062), (928, 21031)]