20188091457

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{1093}}^1\times {\mathrm{5303}}^1$

素因数の和:6451

約数の個数: 40

約数和(自身を含む): 30892914624

約数和(自身を除く): 10704823167

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1093, 1161, 3279, 3483, 5303, 9837, 15909, 29511, 46999, 47727, 88533, 140997, 143181, 228029, 422991, 429543, 684087, 1268973, 2052261, 3806919, 5796179, 6156783, 17388537, 18470349, 52165611, 156496833, 249235697, 469490499, 747707091, 2243121273, 6729363819, 20188091457]

約数ペア:

[(1, 20188091457), (3, 6729363819), (9, 2243121273), (27, 747707091), (43, 469490499), (81, 249235697), (129, 156496833), (387, 52165611), (1093, 18470349), (1161, 17388537), (3279, 6156783), (3483, 5796179), (5303, 3806919), (9837, 2052261), (15909, 1268973), (29511, 684087), (46999, 429543), (47727, 422991), (88533, 228029), (140997, 143181)]