20131331128

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{1669}}^1\times {\mathrm{51991}}^1$

素因数の和:53695

約数の個数: 32

約数和(自身を含む): 39071988000

約数和(自身を除く): 18940656872

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 1669, 3338, 6676, 13352, 48401, 51991, 96802, 103982, 193604, 207964, 387208, 415928, 1507739, 3015478, 6030956, 12061912, 86772979, 173545958, 347091916, 694183832, 2516416391, 5032832782, 10065665564, 20131331128]

約数ペア:

[(1, 20131331128), (2, 10065665564), (4, 5032832782), (8, 2516416391), (29, 694183832), (58, 347091916), (116, 173545958), (232, 86772979), (1669, 12061912), (3338, 6030956), (6676, 3015478), (13352, 1507739), (48401, 415928), (51991, 387208), (96802, 207964), (103982, 193604)]