19488848

素因数分解:

$2^4\times {\mathrm{1021}}^1\times {\mathrm{1193}}^1$

素因数の和:2222

約数の個数: 20

約数和(自身を含む): 37828308

約数和(自身を除く): 18339460

約数列:

[1, 2, 4, 8, 16, 1021, 1193, 2042, 2386, 4084, 4772, 8168, 9544, 16336, 19088, 1218053, 2436106, 4872212, 9744424, 19488848]

約数ペア:

[(1, 19488848), (2, 9744424), (4, 4872212), (8, 2436106), (16, 1218053), (1021, 19088), (1193, 16336), (2042, 9544), (2386, 8168), (4084, 4772)]