18116994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:415

約数の個数: 64

約数和(自身を含む): 44328960

約数和(自身を除く): 26211966

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 73, 114, 133, 146, 219, 266, 311, 399, 438, 511, 622, 798, 933, 1022, 1387, 1533, 1866, 2177, 2774, 3066, 4161, 4354, 5909, 6531, 8322, 9709, 11818, 13062, 17727, 19418, 22703, 29127, 35454, 41363, 45406, 58254, 68109, 82726, 124089, 136218, 158921, 248178, 317842, 431357, 476763, 862714, 953526, 1294071, 2588142, 3019499, 6038998, 9058497, 18116994]

約数ペア:

[(1, 18116994), (2, 9058497), (3, 6038998), (6, 3019499), (7, 2588142), (14, 1294071), (19, 953526), (21, 862714), (38, 476763), (42, 431357), (57, 317842), (73, 248178), (114, 158921), (133, 136218), (146, 124089), (219, 82726), (266, 68109), (311, 58254), (399, 45406), (438, 41363), (511, 35454), (622, 29127), (798, 22703), (933, 19418), (1022, 17727), (1387, 13062), (1533, 11818), (1866, 9709), (2177, 8322), (2774, 6531), (3066, 5909), (4161, 4354)]