219841708

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{12941}}^1$

素因数の和:13113

約数の個数: 24

約数和(自身を含む): 400063104

約数和(自身を除く): 180221396

約数列:

[1, 2, 4, 31, 62, 124, 137, 274, 548, 4247, 8494, 12941, 16988, 25882, 51764, 401171, 802342, 1604684, 1772917, 3545834, 7091668, 54960427, 109920854, 219841708]

約数ペア:

[(1, 219841708), (2, 109920854), (4, 54960427), (31, 7091668), (62, 3545834), (124, 1772917), (137, 1604684), (274, 802342), (548, 401171), (4247, 51764), (8494, 25882), (12941, 16988)]