18899689851

素因数分解:

$3^3\times 7^1\times {\mathrm{827}}^1\times {\mathrm{120917}}^1$

素因数の和:121760

約数の個数: 32

約数和(自身を含む): 32038433280

約数和(自身を除く): 13138743429

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 827, 2481, 5789, 7443, 17367, 22329, 52101, 120917, 156303, 362751, 846419, 1088253, 2539257, 3264759, 7617771, 22853313, 99998359, 299995077, 699988513, 899985231, 2099965539, 2699955693, 6299896617, 18899689851]

約数ペア:

[(1, 18899689851), (3, 6299896617), (7, 2699955693), (9, 2099965539), (21, 899985231), (27, 699988513), (63, 299995077), (189, 99998359), (827, 22853313), (2481, 7617771), (5789, 3264759), (7443, 2539257), (17367, 1088253), (22329, 846419), (52101, 362751), (120917, 156303)]