20808212642

素因数分解:

$2^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{449}}^1\times {\mathrm{18493}}^1$

素因数の和:19130

約数の個数: 32

約数和(自身を含む): 35952336000

約数和(自身を除く): 15144123358

約数列:

[1, 2, 7, 14, 179, 358, 449, 898, 1253, 2506, 3143, 6286, 18493, 36986, 80371, 129451, 160742, 258902, 562597, 1125194, 3310247, 6620494, 8303357, 16606714, 23171729, 46343458, 58123499, 116246998, 1486300903, 2972601806, 10404106321, 20808212642]

約数ペア:

[(1, 20808212642), (2, 10404106321), (7, 2972601806), (14, 1486300903), (179, 116246998), (358, 58123499), (449, 46343458), (898, 23171729), (1253, 16606714), (2506, 8303357), (3143, 6620494), (6286, 3310247), (18493, 1125194), (36986, 562597), (80371, 258902), (129451, 160742)]