19626558

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{241}}^1\times {\mathrm{277}}^1$

素因数の和:537

約数の個数: 48

約数和(自身を含む): 46016784

約数和(自身を除く): 26390226

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 241, 277, 294, 482, 554, 723, 831, 1446, 1662, 1687, 1939, 3374, 3878, 5061, 5817, 10122, 11634, 11809, 13573, 23618, 27146, 35427, 40719, 66757, 70854, 81438, 133514, 200271, 400542, 467299, 934598, 1401897, 2803794, 3271093, 6542186, 9813279, 19626558]

約数ペア:

[(1, 19626558), (2, 9813279), (3, 6542186), (6, 3271093), (7, 2803794), (14, 1401897), (21, 934598), (42, 467299), (49, 400542), (98, 200271), (147, 133514), (241, 81438), (277, 70854), (294, 66757), (482, 40719), (554, 35427), (723, 27146), (831, 23618), (1446, 13573), (1662, 11809), (1687, 11634), (1939, 10122), (3374, 5817), (3878, 5061)]