19685762

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 32514048

約数和(自身を除く): 12828286

約数列:

[1, 2, 17, 34, 47, 94, 97, 127, 194, 254, 799, 1598, 1649, 2159, 3298, 4318, 4559, 5969, 9118, 11938, 12319, 24638, 77503, 101473, 155006, 202946, 209423, 418846, 578993, 1157986, 9842881, 19685762]

約数ペア:

[(1, 19685762), (2, 9842881), (17, 1157986), (34, 578993), (47, 418846), (94, 209423), (97, 202946), (127, 155006), (194, 101473), (254, 77503), (799, 24638), (1598, 12319), (1649, 11938), (2159, 9118), (3298, 5969), (4318, 4559)]