20179965

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{433}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 34997760

約数和(自身を除く): 14817795

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 239, 433, 717, 1195, 1299, 2165, 3107, 3585, 5629, 6495, 9321, 15535, 16887, 28145, 46605, 84435, 103487, 310461, 517435, 1345331, 1552305, 4035993, 6726655, 20179965]

約数ペア:

[(1, 20179965), (3, 6726655), (5, 4035993), (13, 1552305), (15, 1345331), (39, 517435), (65, 310461), (195, 103487), (239, 84435), (433, 46605), (717, 28145), (1195, 16887), (1299, 15535), (2165, 9321), (3107, 6495), (3585, 5629)]