1821950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2803}}^1$

素因数の和:2828

約数の個数: 24

約数和(自身を含む): 3650808

約数和(自身を除く): 1828858

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 2803, 5606, 14015, 28030, 36439, 70075, 72878, 140150, 182195, 364390, 910975, 1821950]

約数ペア:

[(1, 1821950), (2, 910975), (5, 364390), (10, 182195), (13, 140150), (25, 72878), (26, 70075), (50, 36439), (65, 28030), (130, 14015), (325, 5606), (650, 2803)]