201809406

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:621

約数の個数: 64

約数和(自身を含む): 437944320

約数和(自身を除く): 236134914

約数列:

[1, 2, 3, 6, 23, 43, 46, 69, 71, 86, 129, 138, 142, 213, 258, 426, 479, 958, 989, 1437, 1633, 1978, 2874, 2967, 3053, 3266, 4899, 5934, 6106, 9159, 9798, 11017, 18318, 20597, 22034, 33051, 34009, 41194, 61791, 66102, 68018, 70219, 102027, 123582, 140438, 204054, 210657, 421314, 473731, 782207, 947462, 1421193, 1462387, 1564414, 2346621, 2842386, 2924774, 4387161, 4693242, 8774322, 33634901, 67269802, 100904703, 201809406]

約数ペア:

[(1, 201809406), (2, 100904703), (3, 67269802), (6, 33634901), (23, 8774322), (43, 4693242), (46, 4387161), (69, 2924774), (71, 2842386), (86, 2346621), (129, 1564414), (138, 1462387), (142, 1421193), (213, 947462), (258, 782207), (426, 473731), (479, 421314), (958, 210657), (989, 204054), (1437, 140438), (1633, 123582), (1978, 102027), (2874, 70219), (2967, 68018), (3053, 66102), (3266, 61791), (4899, 41194), (5934, 34009), (6106, 33051), (9159, 22034), (9798, 20597), (11017, 18318)]