20958002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 35163072

約数和(自身を除く): 14205070

約数列:

[1, 2, 13, 26, 53, 67, 106, 134, 227, 454, 689, 871, 1378, 1742, 2951, 3551, 5902, 7102, 12031, 15209, 24062, 30418, 46163, 92326, 156403, 197717, 312806, 395434, 806077, 1612154, 10479001, 20958002]

約数ペア:

[(1, 20958002), (2, 10479001), (13, 1612154), (26, 806077), (53, 395434), (67, 312806), (106, 197717), (134, 156403), (227, 92326), (454, 46163), (689, 30418), (871, 24062), (1378, 15209), (1742, 12031), (2951, 7102), (3551, 5902)]