20188075467

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{5573}}^1$

素因数の和:5812

約数の個数: 64

約数和(自身を含む): 33262064640

約数和(自身を除く): 13073989173

約数列:

[1, 3, 7, 17, 21, 51, 73, 119, 139, 219, 357, 417, 511, 973, 1241, 1533, 2363, 2919, 3723, 5573, 7089, 8687, 10147, 16541, 16719, 26061, 30441, 39011, 49623, 71029, 94741, 117033, 172499, 213087, 284223, 406829, 517497, 663187, 774647, 1207493, 1220487, 1989561, 2323941, 2847803, 3622479, 5422529, 6916093, 8543409, 13168999, 16267587, 20748279, 39506997, 48412651, 56549231, 92182993, 145237953, 169647693, 276548979, 395844617, 961336927, 1187533851, 2884010781, 6729358489, 20188075467]

約数ペア:

[(1, 20188075467), (3, 6729358489), (7, 2884010781), (17, 1187533851), (21, 961336927), (51, 395844617), (73, 276548979), (119, 169647693), (139, 145237953), (219, 92182993), (357, 56549231), (417, 48412651), (511, 39506997), (973, 20748279), (1241, 16267587), (1533, 13168999), (2363, 8543409), (2919, 6916093), (3723, 5422529), (5573, 3622479), (7089, 2847803), (8687, 2323941), (10147, 1989561), (16541, 1220487), (16719, 1207493), (26061, 774647), (30441, 663187), (39011, 517497), (49623, 406829), (71029, 284223), (94741, 213087), (117033, 172499)]