20926065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{599}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 35769600

約数和(自身を除く): 14843535

約数列:

[1, 3, 5, 15, 17, 51, 85, 137, 255, 411, 599, 685, 1797, 2055, 2329, 2995, 6987, 8985, 10183, 11645, 30549, 34935, 50915, 82063, 152745, 246189, 410315, 1230945, 1395071, 4185213, 6975355, 20926065]

約数ペア:

[(1, 20926065), (3, 6975355), (5, 4185213), (15, 1395071), (17, 1230945), (51, 410315), (85, 246189), (137, 152745), (255, 82063), (411, 50915), (599, 34935), (685, 30549), (1797, 11645), (2055, 10183), (2329, 8985), (2995, 6987)]