20199498039

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2095601}}^1$

素因数の和:2095637

約数の個数: 40

約数和(自身を含む): 36513769248

約数和(自身を除く): 16314271209

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 357, 459, 567, 1071, 1377, 3213, 9639, 2095601, 6286803, 14669207, 18860409, 35625217, 44007621, 56581227, 106875651, 132022863, 169743681, 249376519, 320626953, 396068589, 748129557, 961880859, 1188205767, 2244388671, 2885642577, 6733166013, 20199498039]

約数ペア:

[(1, 20199498039), (3, 6733166013), (7, 2885642577), (9, 2244388671), (17, 1188205767), (21, 961880859), (27, 748129557), (51, 396068589), (63, 320626953), (81, 249376519), (119, 169743681), (153, 132022863), (189, 106875651), (357, 56581227), (459, 44007621), (567, 35625217), (1071, 18860409), (1377, 14669207), (3213, 6286803), (9639, 2095601)]