20831226

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5039}}^1$

素因数の和:5110

約数の個数: 32

約数和(自身を含む): 45722880

約数和(自身を除く): 24891654

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 318, 689, 1378, 2067, 4134, 5039, 10078, 15117, 30234, 65507, 131014, 196521, 267067, 393042, 534134, 801201, 1602402, 3471871, 6943742, 10415613, 20831226]

約数ペア:

[(1, 20831226), (2, 10415613), (3, 6943742), (6, 3471871), (13, 1602402), (26, 801201), (39, 534134), (53, 393042), (78, 267067), (106, 196521), (159, 131014), (318, 65507), (689, 30234), (1378, 15117), (2067, 10078), (4134, 5039)]