18854082

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 44324280

約数和(自身を除く): 25470198

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 197, 234, 394, 409, 591, 818, 1182, 1227, 1773, 2454, 2561, 3546, 3681, 5122, 5317, 7362, 7683, 10634, 15366, 15951, 23049, 31902, 46098, 47853, 80573, 95706, 161146, 241719, 483438, 725157, 1047449, 1450314, 2094898, 3142347, 6284694, 9427041, 18854082]

約数ペア:

[(1, 18854082), (2, 9427041), (3, 6284694), (6, 3142347), (9, 2094898), (13, 1450314), (18, 1047449), (26, 725157), (39, 483438), (78, 241719), (117, 161146), (197, 95706), (234, 80573), (394, 47853), (409, 46098), (591, 31902), (818, 23049), (1182, 15951), (1227, 15366), (1773, 10634), (2454, 7683), (2561, 7362), (3546, 5317), (3681, 5122)]