18348759

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 31842720

約数和(自身を除く): 13493961

約数列:

[1, 3, 9, 11, 13, 33, 39, 53, 99, 117, 143, 159, 269, 429, 477, 583, 689, 807, 1287, 1749, 2067, 2421, 2959, 3497, 5247, 6201, 7579, 8877, 10491, 14257, 22737, 26631, 31473, 38467, 42771, 68211, 115401, 128313, 156827, 185341, 346203, 470481, 556023, 1411443, 1668069, 2038751, 6116253, 18348759]

約数ペア:

[(1, 18348759), (3, 6116253), (9, 2038751), (11, 1668069), (13, 1411443), (33, 556023), (39, 470481), (53, 346203), (99, 185341), (117, 156827), (143, 128313), (159, 115401), (269, 68211), (429, 42771), (477, 38467), (583, 31473), (689, 26631), (807, 22737), (1287, 14257), (1749, 10491), (2067, 8877), (2421, 7579), (2959, 6201), (3497, 5247)]