18157863380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1647719}}^1$

素因数の和:1647776

約数の個数: 48

約数和(自身を含む): 41522544000

約数和(自身を除く): 23364680620

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2755, 5510, 11020, 1647719, 3295438, 6590876, 8238595, 16477190, 31306661, 32954380, 47783851, 62613322, 95567702, 125226644, 156533305, 191135404, 238919255, 313066610, 477838510, 626133220, 907893169, 955677020, 1815786338, 3631572676, 4539465845, 9078931690, 18157863380]

約数ペア:

[(1, 18157863380), (2, 9078931690), (4, 4539465845), (5, 3631572676), (10, 1815786338), (19, 955677020), (20, 907893169), (29, 626133220), (38, 477838510), (58, 313066610), (76, 238919255), (95, 191135404), (116, 156533305), (145, 125226644), (190, 95567702), (290, 62613322), (380, 47783851), (551, 32954380), (580, 31306661), (1102, 16477190), (2204, 8238595), (2755, 6590876), (5510, 3295438), (11020, 1647719)]