18217967020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{941}}^1\times {\mathrm{88001}}^1$

素因数の和:88962

約数の個数: 48

約数和(自身を含む): 41780533536

約数和(自身を除く): 23562566516

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 941, 1882, 3764, 4705, 9410, 10351, 18820, 20702, 41404, 51755, 88001, 103510, 176002, 207020, 352004, 440005, 880010, 968011, 1760020, 1936022, 3872044, 4840055, 9680110, 19360220, 82808941, 165617882, 331235764, 414044705, 828089410, 910898351, 1656178820, 1821796702, 3643593404, 4554491755, 9108983510, 18217967020]

約数ペア:

[(1, 18217967020), (2, 9108983510), (4, 4554491755), (5, 3643593404), (10, 1821796702), (11, 1656178820), (20, 910898351), (22, 828089410), (44, 414044705), (55, 331235764), (110, 165617882), (220, 82808941), (941, 19360220), (1882, 9680110), (3764, 4840055), (4705, 3872044), (9410, 1936022), (10351, 1760020), (18820, 968011), (20702, 880010), (41404, 440005), (51755, 352004), (88001, 207020), (103510, 176002)]