18932186

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 38465280

約数和(自身を除く): 19533094

約数列:

[1, 2, 7, 13, 14, 17, 26, 29, 34, 58, 91, 119, 182, 203, 211, 221, 238, 377, 406, 422, 442, 493, 754, 986, 1477, 1547, 2639, 2743, 2954, 3094, 3451, 3587, 5278, 5486, 6119, 6409, 6902, 7174, 12238, 12818, 19201, 25109, 38402, 42833, 44863, 46631, 50218, 79547, 85666, 89726, 93262, 104023, 159094, 208046, 326417, 556829, 652834, 728161, 1113658, 1352299, 1456322, 2704598, 9466093, 18932186]

約数ペア:

[(1, 18932186), (2, 9466093), (7, 2704598), (13, 1456322), (14, 1352299), (17, 1113658), (26, 728161), (29, 652834), (34, 556829), (58, 326417), (91, 208046), (119, 159094), (182, 104023), (203, 93262), (211, 89726), (221, 85666), (238, 79547), (377, 50218), (406, 46631), (422, 44863), (442, 42833), (493, 38402), (754, 25109), (986, 19201), (1477, 12818), (1547, 12238), (2639, 7174), (2743, 6902), (2954, 6409), (3094, 6119), (3451, 5486), (3587, 5278)]