18104372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 38459904

約数和(自身を除く): 20355532

約数列:

[1, 2, 4, 11, 13, 22, 26, 31, 44, 52, 62, 124, 143, 286, 341, 403, 572, 682, 806, 1021, 1364, 1612, 2042, 4084, 4433, 8866, 11231, 13273, 17732, 22462, 26546, 31651, 44924, 53092, 63302, 126604, 146003, 292006, 348161, 411463, 584012, 696322, 822926, 1392644, 1645852, 4526093, 9052186, 18104372]

約数ペア:

[(1, 18104372), (2, 9052186), (4, 4526093), (11, 1645852), (13, 1392644), (22, 822926), (26, 696322), (31, 584012), (44, 411463), (52, 348161), (62, 292006), (124, 146003), (143, 126604), (286, 63302), (341, 53092), (403, 44924), (572, 31651), (682, 26546), (806, 22462), (1021, 17732), (1364, 13273), (1612, 11231), (2042, 8866), (4084, 4433)]