19624816

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{20789}}^1$

素因数の和:20856

約数の個数: 20

約数和(自身を含む): 38669400

約数和(自身を除く): 19044584

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 20789, 41578, 83156, 166312, 332624, 1226551, 2453102, 4906204, 9812408, 19624816]

約数ペア:

[(1, 19624816), (2, 9812408), (4, 4906204), (8, 2453102), (16, 1226551), (59, 332624), (118, 166312), (236, 83156), (472, 41578), (944, 20789)]