20123997634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2713}}^1\times {\mathrm{9203}}^1$

素因数の和:11962

約数の個数: 32

約数和(自身を含む): 33572657664

約数和(自身を除く): 13448660030

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 2713, 5426, 9203, 18406, 35269, 70538, 84103, 119639, 168206, 239278, 285293, 570586, 1093339, 2186678, 3708809, 7417618, 24967739, 49935478, 324580607, 649161214, 773999909, 1547999818, 10061998817, 20123997634]

約数ペア:

[(1, 20123997634), (2, 10061998817), (13, 1547999818), (26, 773999909), (31, 649161214), (62, 324580607), (403, 49935478), (806, 24967739), (2713, 7417618), (5426, 3708809), (9203, 2186678), (18406, 1093339), (35269, 570586), (70538, 285293), (84103, 239278), (119639, 168206)]