19769475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 36854784

約数和(自身を除く): 17085309

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 55, 75, 93, 155, 165, 275, 341, 465, 773, 775, 825, 1023, 1705, 2319, 2325, 3865, 5115, 8503, 8525, 11595, 19325, 23963, 25509, 25575, 42515, 57975, 71889, 119815, 127545, 212575, 263593, 359445, 599075, 637725, 790779, 1317965, 1797225, 3953895, 6589825, 19769475]

約数ペア:

[(1, 19769475), (3, 6589825), (5, 3953895), (11, 1797225), (15, 1317965), (25, 790779), (31, 637725), (33, 599075), (55, 359445), (75, 263593), (93, 212575), (155, 127545), (165, 119815), (275, 71889), (341, 57975), (465, 42515), (773, 25575), (775, 25509), (825, 23963), (1023, 19325), (1705, 11595), (2319, 8525), (2325, 8503), (3865, 5115)]