20583783

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 35343360

約数和(自身を除く): 14759577

約数列:

[1, 3, 9, 11, 19, 31, 33, 57, 93, 99, 171, 209, 279, 341, 353, 589, 627, 1023, 1059, 1767, 1881, 3069, 3177, 3883, 5301, 6479, 6707, 10943, 11649, 19437, 20121, 32829, 34947, 58311, 60363, 73777, 98487, 120373, 207917, 221331, 361119, 623751, 663993, 1083357, 1871253, 2287087, 6861261, 20583783]

約数ペア:

[(1, 20583783), (3, 6861261), (9, 2287087), (11, 1871253), (19, 1083357), (31, 663993), (33, 623751), (57, 361119), (93, 221331), (99, 207917), (171, 120373), (209, 98487), (279, 73777), (341, 60363), (353, 58311), (589, 34947), (627, 32829), (1023, 20121), (1059, 19437), (1767, 11649), (1881, 10943), (3069, 6707), (3177, 6479), (3883, 5301)]