20147655918

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{681539}}^1$

素因数の和:681936

約数の個数: 32

約数和(自身を含む): 43509513600

約数和(自身を除く): 23361857682

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 379, 758, 1137, 2274, 4927, 9854, 14781, 29562, 681539, 1363078, 2044617, 4089234, 8860007, 17720014, 26580021, 53160042, 258303281, 516606562, 774909843, 1549819686, 3357942653, 6715885306, 10073827959, 20147655918]

約数ペア:

[(1, 20147655918), (2, 10073827959), (3, 6715885306), (6, 3357942653), (13, 1549819686), (26, 774909843), (39, 516606562), (78, 258303281), (379, 53160042), (758, 26580021), (1137, 17720014), (2274, 8860007), (4927, 4089234), (9854, 2044617), (14781, 1363078), (29562, 681539)]