2018924830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{54877}}^1$

素因数の和:55180

約数の個数: 32

約数和(自身を含む): 3927508704

約数和(自身を除く): 1908583874

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 283, 566, 1415, 2830, 3679, 7358, 18395, 36790, 54877, 109754, 274385, 548770, 713401, 1426802, 3567005, 7134010, 15530191, 31060382, 77650955, 155301910, 201892483, 403784966, 1009462415, 2018924830]

約数ペア:

[(1, 2018924830), (2, 1009462415), (5, 403784966), (10, 201892483), (13, 155301910), (26, 77650955), (65, 31060382), (130, 15530191), (283, 7134010), (566, 3567005), (1415, 1426802), (2830, 713401), (3679, 548770), (7358, 274385), (18395, 109754), (36790, 54877)]