16185020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 36324288

約数和(自身を除く): 20139268

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 181, 263, 340, 362, 526, 724, 905, 1052, 1315, 1810, 2630, 3077, 3620, 4471, 5260, 6154, 8942, 12308, 15385, 17884, 22355, 30770, 44710, 47603, 61540, 89420, 95206, 190412, 238015, 476030, 809251, 952060, 1618502, 3237004, 4046255, 8092510, 16185020]

約数ペア:

[(1, 16185020), (2, 8092510), (4, 4046255), (5, 3237004), (10, 1618502), (17, 952060), (20, 809251), (34, 476030), (68, 238015), (85, 190412), (170, 95206), (181, 89420), (263, 61540), (340, 47603), (362, 44710), (526, 30770), (724, 22355), (905, 17884), (1052, 15385), (1315, 12308), (1810, 8942), (2630, 6154), (3077, 5260), (3620, 4471)]