2000989926

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{123931}}^1$

素因数の和:123978

約数の個数: 64

約数和(自身を含む): 4996938240

約数和(自身を除く): 2995948314

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 46, 54, 69, 78, 117, 138, 207, 234, 299, 351, 414, 598, 621, 702, 897, 1242, 1794, 2691, 5382, 8073, 16146, 123931, 247862, 371793, 743586, 1115379, 1611103, 2230758, 2850413, 3222206, 3346137, 4833309, 5700826, 6692274, 8551239, 9666618, 14499927, 17102478, 25653717, 28999854, 37055369, 43499781, 51307434, 74110738, 76961151, 86999562, 111166107, 153922302, 222332214, 333498321, 666996642, 1000494963, 2000989926]

約数ペア:

[(1, 2000989926), (2, 1000494963), (3, 666996642), (6, 333498321), (9, 222332214), (13, 153922302), (18, 111166107), (23, 86999562), (26, 76961151), (27, 74110738), (39, 51307434), (46, 43499781), (54, 37055369), (69, 28999854), (78, 25653717), (117, 17102478), (138, 14499927), (207, 9666618), (234, 8551239), (299, 6692274), (351, 5700826), (414, 4833309), (598, 3346137), (621, 3222206), (702, 2850413), (897, 2230758), (1242, 1611103), (1794, 1115379), (2691, 743586), (5382, 371793), (8073, 247862), (16146, 123931)]