20182383

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 33939360

約数和(自身を除く): 13756977

約数列:

[1, 3, 9, 13, 17, 39, 51, 73, 117, 139, 153, 219, 221, 417, 657, 663, 949, 1241, 1251, 1807, 1989, 2363, 2847, 3723, 5421, 7089, 8541, 10147, 11169, 16133, 16263, 21267, 30441, 30719, 48399, 91323, 92157, 131911, 145197, 172499, 276471, 395733, 517497, 1187199, 1552491, 2242487, 6727461, 20182383]

約数ペア:

[(1, 20182383), (3, 6727461), (9, 2242487), (13, 1552491), (17, 1187199), (39, 517497), (51, 395733), (73, 276471), (117, 172499), (139, 145197), (153, 131911), (219, 92157), (221, 91323), (417, 48399), (657, 30719), (663, 30441), (949, 21267), (1241, 16263), (1251, 16133), (1807, 11169), (1989, 10147), (2363, 8541), (2847, 7089), (3723, 5421)]