206201218

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 324576000

約数和(自身を除く): 118374782

約数列:

[1, 2, 41, 79, 82, 139, 158, 229, 278, 458, 3239, 5699, 6478, 9389, 10981, 11398, 18091, 18778, 21962, 31831, 36182, 63662, 450221, 741731, 900442, 1305071, 1483462, 2514649, 2610142, 5029298, 103100609, 206201218]

約数ペア:

[(1, 206201218), (2, 103100609), (41, 5029298), (79, 2610142), (82, 2514649), (139, 1483462), (158, 1305071), (229, 900442), (278, 741731), (458, 450221), (3239, 63662), (5699, 36182), (6478, 31831), (9389, 21962), (10981, 18778), (11398, 18091)]