18459292490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{216379}}^1$

素因数の和:216854

約数の個数: 32

約数和(自身を含む): 35053560000

約数和(自身を除く): 16594267510

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 449, 898, 2245, 4490, 8531, 17062, 42655, 85310, 216379, 432758, 1081895, 2163790, 4111201, 8222402, 20556005, 41112010, 97154171, 194308342, 485770855, 971541710, 1845929249, 3691858498, 9229646245, 18459292490]

約数ペア:

[(1, 18459292490), (2, 9229646245), (5, 3691858498), (10, 1845929249), (19, 971541710), (38, 485770855), (95, 194308342), (190, 97154171), (449, 41112010), (898, 20556005), (2245, 8222402), (4490, 4111201), (8531, 2163790), (17062, 1081895), (42655, 432758), (85310, 216379)]