18427305

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1783}}^1$

素因数の和:1857

約数の個数: 32

約数和(自身を含む): 32368896

約数和(自身を除く): 13941591

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 195, 265, 689, 795, 1783, 2067, 3445, 5349, 8915, 10335, 23179, 26745, 69537, 94499, 115895, 283497, 347685, 472495, 1228487, 1417485, 3685461, 6142435, 18427305]

約数ペア:

[(1, 18427305), (3, 6142435), (5, 3685461), (13, 1417485), (15, 1228487), (39, 472495), (53, 347685), (65, 283497), (159, 115895), (195, 94499), (265, 69537), (689, 26745), (795, 23179), (1783, 10335), (2067, 8915), (3445, 5349)]