19619908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5791}}^1$

素因数の和:5824

約数の個数: 36

約数和(自身を含む): 43138816

約数和(自身を除く): 23518908

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 5791, 11582, 23164, 40537, 63701, 81074, 127402, 162148, 254804, 445907, 700711, 891814, 1401422, 1783628, 2802844, 4904977, 9809954, 19619908]

約数ペア:

[(1, 19619908), (2, 9809954), (4, 4904977), (7, 2802844), (11, 1783628), (14, 1401422), (22, 891814), (28, 700711), (44, 445907), (77, 254804), (121, 162148), (154, 127402), (242, 81074), (308, 63701), (484, 40537), (847, 23164), (1694, 11582), (3388, 5791)]