20196571759

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{25013}}^1$

素因数の和:25519

約数の個数: 32

約数和(自身を含む): 26222676480

約数和(自身を除く): 6026104721

約数列:

[1, 7, 13, 19, 91, 133, 247, 467, 1729, 3269, 6071, 8873, 25013, 42497, 62111, 115349, 175091, 325169, 475247, 807443, 2276183, 3326729, 6178211, 11681071, 43247477, 81767497, 151853923, 221940349, 1062977461, 1553582443, 2885224537, 20196571759]

約数ペア:

[(1, 20196571759), (7, 2885224537), (13, 1553582443), (19, 1062977461), (91, 221940349), (133, 151853923), (247, 81767497), (467, 43247477), (1729, 11681071), (3269, 6178211), (6071, 3326729), (8873, 2276183), (25013, 807443), (42497, 475247), (62111, 325169), (115349, 175091)]