19309245

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 32140800

約数和(自身を除く): 12831555

約数列:

[1, 3, 5, 15, 47, 61, 141, 183, 235, 305, 449, 705, 915, 1347, 2245, 2867, 6735, 8601, 14335, 21103, 27389, 43005, 63309, 82167, 105515, 136945, 316545, 410835, 1287283, 3861849, 6436415, 19309245]

約数ペア:

[(1, 19309245), (3, 6436415), (5, 3861849), (15, 1287283), (47, 410835), (61, 316545), (141, 136945), (183, 105515), (235, 82167), (305, 63309), (449, 43005), (705, 27389), (915, 21103), (1347, 14335), (2245, 8601), (2867, 6735)]