19496816

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{42019}}^1$

素因数の和:42056

約数の個数: 20

約数和(自身を含む): 39078600

約数和(自身を除く): 19581784

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 42019, 84038, 168076, 336152, 672304, 1218551, 2437102, 4874204, 9748408, 19496816]

約数ペア:

[(1, 19496816), (2, 9748408), (4, 4874204), (8, 2437102), (16, 1218551), (29, 672304), (58, 336152), (116, 168076), (232, 84038), (464, 42019)]