19210002920

素因数分解:

$2^3\times 5^1\times {\mathrm{2069}}^1\times {\mathrm{232117}}^1$

素因数の和:234197

約数の個数: 32

約数和(自身を含む): 43243583400

約数和(自身を除く): 24033580480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2069, 4138, 8276, 10345, 16552, 20690, 41380, 82760, 232117, 464234, 928468, 1160585, 1856936, 2321170, 4642340, 9284680, 480250073, 960500146, 1921000292, 2401250365, 3842000584, 4802500730, 9605001460, 19210002920]

約数ペア:

[(1, 19210002920), (2, 9605001460), (4, 4802500730), (5, 3842000584), (8, 2401250365), (10, 1921000292), (20, 960500146), (40, 480250073), (2069, 9284680), (4138, 4642340), (8276, 2321170), (10345, 1856936), (16552, 1160585), (20690, 928468), (41380, 464234), (82760, 232117)]