19595849

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 26127360

約数和(自身を除く): 6531511

約数列:

[1, 7, 13, 17, 53, 91, 119, 221, 239, 371, 689, 901, 1547, 1673, 3107, 4063, 4823, 6307, 11713, 12667, 21749, 28441, 52819, 81991, 88669, 164671, 215339, 369733, 1152697, 1507373, 2799407, 19595849]

約数ペア:

[(1, 19595849), (7, 2799407), (13, 1507373), (17, 1152697), (53, 369733), (91, 215339), (119, 164671), (221, 88669), (239, 81991), (371, 52819), (689, 28441), (901, 21749), (1547, 12667), (1673, 11713), (3107, 6307), (4063, 4823)]