19090744323

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{13921}}^1$

素因数の和:14448

約数の個数: 48

約数和(自身を含む): 31234285440

約数和(自身を除く): 12143541117

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 491, 931, 1473, 2793, 3437, 9329, 10311, 13921, 24059, 27987, 41763, 65303, 72177, 97447, 195909, 264499, 292341, 457121, 682129, 793497, 1371363, 1851493, 2046387, 5554479, 6835211, 12960451, 20505633, 38881353, 47846477, 129869009, 143539431, 334925339, 389607027, 909083063, 1004776017, 2727249189, 6363581441, 19090744323]

約数ペア:

[(1, 19090744323), (3, 6363581441), (7, 2727249189), (19, 1004776017), (21, 909083063), (49, 389607027), (57, 334925339), (133, 143539431), (147, 129869009), (399, 47846477), (491, 38881353), (931, 20505633), (1473, 12960451), (2793, 6835211), (3437, 5554479), (9329, 2046387), (10311, 1851493), (13921, 1371363), (24059, 793497), (27987, 682129), (41763, 457121), (65303, 292341), (72177, 264499), (97447, 195909)]