1920161294

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{89}}^2\times {\mathrm{1987}}^1$

素因数の和:2228

約数の個数: 24

約数和(自身を含む): 2962211448

約数和(自身を除く): 1042050154

約数列:

[1, 2, 61, 89, 122, 178, 1987, 3974, 5429, 7921, 10858, 15842, 121207, 176843, 242414, 353686, 483181, 966362, 10787423, 15739027, 21574846, 31478054, 960080647, 1920161294]

約数ペア:

[(1, 1920161294), (2, 960080647), (61, 31478054), (89, 21574846), (122, 15739027), (178, 10787423), (1987, 966362), (3974, 483181), (5429, 353686), (7921, 242414), (10858, 176843), (15842, 121207)]