2045189419

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1\times {\mathrm{1039}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 2556968960

約数和(自身を除く): 511779541

約数列:

[1, 7, 13, 91, 97, 223, 679, 1039, 1261, 1561, 2899, 7273, 8827, 13507, 20293, 21631, 94549, 100783, 151417, 231697, 281203, 705481, 1310179, 1621879, 1968421, 3012061, 9171253, 21084427, 22474609, 157322263, 292169917, 2045189419]

約数ペア:

[(1, 2045189419), (7, 292169917), (13, 157322263), (91, 22474609), (97, 21084427), (223, 9171253), (679, 3012061), (1039, 1968421), (1261, 1621879), (1561, 1310179), (2899, 705481), (7273, 281203), (8827, 231697), (13507, 151417), (20293, 100783), (21631, 94549)]