20863590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3719}}^1$

素因数の和:3757

約数の個数: 64

約数和(自身を含む): 57853440

約数和(自身を除く): 36989850

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 51, 55, 66, 85, 102, 110, 165, 170, 187, 255, 330, 374, 510, 561, 935, 1122, 1870, 2805, 3719, 5610, 7438, 11157, 18595, 22314, 37190, 40909, 55785, 63223, 81818, 111570, 122727, 126446, 189669, 204545, 245454, 316115, 379338, 409090, 613635, 632230, 695453, 948345, 1227270, 1390906, 1896690, 2086359, 3477265, 4172718, 6954530, 10431795, 20863590]

約数ペア:

[(1, 20863590), (2, 10431795), (3, 6954530), (5, 4172718), (6, 3477265), (10, 2086359), (11, 1896690), (15, 1390906), (17, 1227270), (22, 948345), (30, 695453), (33, 632230), (34, 613635), (51, 409090), (55, 379338), (66, 316115), (85, 245454), (102, 204545), (110, 189669), (165, 126446), (170, 122727), (187, 111570), (255, 81818), (330, 63223), (374, 55785), (510, 40909), (561, 37190), (935, 22314), (1122, 18595), (1870, 11157), (2805, 7438), (3719, 5610)]