18422305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 27408960

約数和(自身を除く): 8986655

約数列:

[1, 5, 11, 17, 19, 55, 61, 85, 95, 187, 209, 289, 305, 323, 671, 935, 1037, 1045, 1159, 1445, 1615, 3179, 3355, 3553, 5185, 5491, 5795, 11407, 12749, 15895, 17629, 17765, 19703, 27455, 57035, 60401, 63745, 88145, 98515, 193919, 216733, 302005, 334951, 969595, 1083665, 1674755, 3684461, 18422305]

約数ペア:

[(1, 18422305), (5, 3684461), (11, 1674755), (17, 1083665), (19, 969595), (55, 334951), (61, 302005), (85, 216733), (95, 193919), (187, 98515), (209, 88145), (289, 63745), (305, 60401), (323, 57035), (671, 27455), (935, 19703), (1037, 17765), (1045, 17629), (1159, 15895), (1445, 12749), (1615, 11407), (3179, 5795), (3355, 5491), (3553, 5185)]