20167448

素因数分解:

$2^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2417}}^1$

素因数の和:2579

約数の個数: 32

約数和(自身を含む): 43524000

約数和(自身を除く): 23356552

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 149, 298, 596, 1043, 1192, 2086, 2417, 4172, 4834, 8344, 9668, 16919, 19336, 33838, 67676, 135352, 360133, 720266, 1440532, 2520931, 2881064, 5041862, 10083724, 20167448]

約数ペア:

[(1, 20167448), (2, 10083724), (4, 5041862), (7, 2881064), (8, 2520931), (14, 1440532), (28, 720266), (56, 360133), (149, 135352), (298, 67676), (596, 33838), (1043, 19336), (1192, 16919), (2086, 9668), (2417, 8344), (4172, 4834)]