20586585

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 33926400

約数和(自身を除く): 13339815

約数列:

[1, 3, 5, 15, 61, 149, 151, 183, 305, 447, 453, 745, 755, 915, 2235, 2265, 9089, 9211, 22499, 27267, 27633, 45445, 46055, 67497, 112495, 136335, 138165, 337485, 1372439, 4117317, 6862195, 20586585]

約数ペア:

[(1, 20586585), (3, 6862195), (5, 4117317), (15, 1372439), (61, 337485), (149, 138165), (151, 136335), (183, 112495), (305, 67497), (447, 46055), (453, 45445), (745, 27633), (755, 27267), (915, 22499), (2235, 9211), (2265, 9089)]