20388170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2539}}^1$

素因数の和:2630

約数の個数: 32

約数和(自身を含む): 40599360

約数和(自身を除く): 20211190

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 365, 730, 803, 1606, 2539, 4015, 5078, 8030, 12695, 25390, 27929, 55858, 139645, 185347, 279290, 370694, 926735, 1853470, 2038817, 4077634, 10194085, 20388170]

約数ペア:

[(1, 20388170), (2, 10194085), (5, 4077634), (10, 2038817), (11, 1853470), (22, 926735), (55, 370694), (73, 279290), (110, 185347), (146, 139645), (365, 55858), (730, 27929), (803, 25390), (1606, 12695), (2539, 8030), (4015, 5078)]