19047215

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1657}}^1$

素因数の和:1703

約数の個数: 24

約数和(自身を含む): 26461680

約数和(自身を除く): 7414465

約数列:

[1, 5, 11, 19, 55, 95, 121, 209, 605, 1045, 1657, 2299, 8285, 11495, 18227, 31483, 91135, 157415, 200497, 346313, 1002485, 1731565, 3809443, 19047215]

約数ペア:

[(1, 19047215), (5, 3809443), (11, 1731565), (19, 1002485), (55, 346313), (95, 200497), (121, 157415), (209, 91135), (605, 31483), (1045, 18227), (1657, 11495), (2299, 8285)]