2019889510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{26821}}^1$

素因数の和:27288

約数の個数: 32

約数和(自身を含む): 3858505632

約数和(自身を除く): 1838616122

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 443, 886, 2215, 4430, 7531, 15062, 26821, 37655, 53642, 75310, 134105, 268210, 455957, 911914, 2279785, 4559570, 11881703, 23763406, 59408515, 118817030, 201988951, 403977902, 1009944755, 2019889510]

約数ペア:

[(1, 2019889510), (2, 1009944755), (5, 403977902), (10, 201988951), (17, 118817030), (34, 59408515), (85, 23763406), (170, 11881703), (443, 4559570), (886, 2279785), (2215, 911914), (4430, 455957), (7531, 268210), (15062, 134105), (26821, 75310), (37655, 53642)]