19120868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5179}}^1$

素因数の和:5267

約数の個数: 24

約数和(自身を含む): 36550080

約数和(自身を除く): 17429212

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 5179, 10358, 20716, 67327, 134654, 269308, 367709, 735418, 1470836, 4780217, 9560434, 19120868]

約数ペア:

[(1, 19120868), (2, 9560434), (4, 4780217), (13, 1470836), (26, 735418), (52, 367709), (71, 269308), (142, 134654), (284, 67327), (923, 20716), (1846, 10358), (3692, 5179)]