989553668

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{302801}}^1$

素因数の和:302867

約数の個数: 24

約数和(自身を含む): 1865260320

約数和(自身を除く): 875706652

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 302801, 605602, 1211204, 5753219, 11506438, 13020443, 23012876, 26040886, 52081772, 247388417, 494776834, 989553668]

約数ペア:

[(1, 989553668), (2, 494776834), (4, 247388417), (19, 52081772), (38, 26040886), (43, 23012876), (76, 13020443), (86, 11506438), (172, 5753219), (817, 1211204), (1634, 605602), (3268, 302801)]