19731393

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{827}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 31258656

約数和(自身を除く): 11527263

約数列:

[1, 3, 9, 11, 33, 99, 241, 723, 827, 2169, 2481, 2651, 7443, 7953, 9097, 23859, 27291, 81873, 199307, 597921, 1793763, 2192377, 6577131, 19731393]

約数ペア:

[(1, 19731393), (3, 6577131), (9, 2192377), (11, 1793763), (33, 597921), (99, 199307), (241, 81873), (723, 27291), (827, 23859), (2169, 9097), (2481, 7953), (2651, 7443)]