20625876195

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2609219}}^1$

素因数の和:2609275

約数の個数: 32

約数和(自身を含む): 36069857280

約数和(自身を除く): 15443981085

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 465, 527, 1581, 2635, 7905, 2609219, 7827657, 13046095, 39138285, 44356723, 80885789, 133070169, 221783615, 242657367, 404428945, 665350845, 1213286835, 1375058413, 4125175239, 6875292065, 20625876195]

約数ペア:

[(1, 20625876195), (3, 6875292065), (5, 4125175239), (15, 1375058413), (17, 1213286835), (31, 665350845), (51, 404428945), (85, 242657367), (93, 221783615), (155, 133070169), (255, 80885789), (465, 44356723), (527, 39138285), (1581, 13046095), (2635, 7827657), (7905, 2609219)]