18285234

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:455

約数の個数: 64

約数和(自身を含む): 43338240

約数和(自身を除く): 25053006

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 43, 51, 66, 86, 102, 129, 187, 258, 374, 379, 473, 561, 731, 758, 946, 1122, 1137, 1419, 1462, 2193, 2274, 2838, 4169, 4386, 6443, 8041, 8338, 12507, 12886, 16082, 16297, 19329, 24123, 25014, 32594, 38658, 48246, 48891, 70873, 97782, 141746, 179267, 212619, 277049, 358534, 425238, 537801, 554098, 831147, 1075602, 1662294, 3047539, 6095078, 9142617, 18285234]

約数ペア:

[(1, 18285234), (2, 9142617), (3, 6095078), (6, 3047539), (11, 1662294), (17, 1075602), (22, 831147), (33, 554098), (34, 537801), (43, 425238), (51, 358534), (66, 277049), (86, 212619), (102, 179267), (129, 141746), (187, 97782), (258, 70873), (374, 48891), (379, 48246), (473, 38658), (561, 32594), (731, 25014), (758, 24123), (946, 19329), (1122, 16297), (1137, 16082), (1419, 12886), (1462, 12507), (2193, 8338), (2274, 8041), (2838, 6443), (4169, 4386)]