28520786

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{599}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 51840000

約数和(自身を除く): 23319214

約数列:

[1, 2, 7, 14, 19, 38, 133, 179, 266, 358, 599, 1198, 1253, 2506, 3401, 4193, 6802, 8386, 11381, 22762, 23807, 47614, 79667, 107221, 159334, 214442, 750547, 1501094, 2037199, 4074398, 14260393, 28520786]

約数ペア:

[(1, 28520786), (2, 14260393), (7, 4074398), (14, 2037199), (19, 1501094), (38, 750547), (133, 214442), (179, 159334), (266, 107221), (358, 79667), (599, 47614), (1198, 23807), (1253, 22762), (2506, 11381), (3401, 8386), (4193, 6802)]