20187662383

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{2081}}^1$

素因数の和:2439

約数の個数: 32

約数和(自身を含む): 23744793600

約数和(自身を除く): 3557131217

約数列:

[1, 7, 71, 131, 149, 497, 917, 1043, 2081, 9301, 10579, 14567, 19519, 65107, 74053, 136633, 147751, 272611, 310069, 1034257, 1385849, 1908277, 2170483, 9700943, 19355381, 22014899, 40619039, 135487667, 154104293, 284333273, 2883951769, 20187662383]

約数ペア:

[(1, 20187662383), (7, 2883951769), (71, 284333273), (131, 154104293), (149, 135487667), (497, 40619039), (917, 22014899), (1043, 19355381), (2081, 9700943), (9301, 2170483), (10579, 1908277), (14567, 1385849), (19519, 1034257), (65107, 310069), (74053, 272611), (136633, 147751)]