19364706

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 43490304

約数和(自身を除く): 24125598

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 127, 129, 197, 254, 258, 381, 387, 394, 591, 762, 774, 1143, 1182, 1773, 2286, 3546, 5461, 8471, 10922, 16383, 16942, 25019, 25413, 32766, 49149, 50038, 50826, 75057, 76239, 98298, 150114, 152478, 225171, 450342, 1075817, 2151634, 3227451, 6454902, 9682353, 19364706]

約数ペア:

[(1, 19364706), (2, 9682353), (3, 6454902), (6, 3227451), (9, 2151634), (18, 1075817), (43, 450342), (86, 225171), (127, 152478), (129, 150114), (197, 98298), (254, 76239), (258, 75057), (381, 50826), (387, 50038), (394, 49149), (591, 32766), (762, 25413), (774, 25019), (1143, 16942), (1182, 16383), (1773, 10922), (2286, 8471), (3546, 5461)]