12181780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{46853}}^1$

素因数の和:46875

約数の個数: 24

約数和(自身を含む): 27550152

約数和(自身を除く): 15368372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 46853, 93706, 187412, 234265, 468530, 609089, 937060, 1218178, 2436356, 3045445, 6090890, 12181780]

約数ペア:

[(1, 12181780), (2, 6090890), (4, 3045445), (5, 2436356), (10, 1218178), (13, 937060), (20, 609089), (26, 468530), (52, 234265), (65, 187412), (130, 93706), (260, 46853)]