20170188668

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{677}}^1\times {\mathrm{5347}}^1$

素因数の和:6234

約数の個数: 48

約数和(自身を含む): 40610572800

約数和(自身を除く): 20440384132

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 677, 796, 1354, 1393, 2708, 2786, 4739, 5347, 5572, 9478, 10694, 18956, 21388, 37429, 74858, 134723, 149716, 269446, 538892, 943061, 1064053, 1886122, 2128106, 3619919, 3772244, 4256212, 7239838, 7448371, 14479676, 14896742, 25339433, 29793484, 50678866, 101357732, 720363881, 1440727762, 2881455524, 5042547167, 10085094334, 20170188668]

約数ペア:

[(1, 20170188668), (2, 10085094334), (4, 5042547167), (7, 2881455524), (14, 1440727762), (28, 720363881), (199, 101357732), (398, 50678866), (677, 29793484), (796, 25339433), (1354, 14896742), (1393, 14479676), (2708, 7448371), (2786, 7239838), (4739, 4256212), (5347, 3772244), (5572, 3619919), (9478, 2128106), (10694, 1886122), (18956, 1064053), (21388, 943061), (37429, 538892), (74858, 269446), (134723, 149716)]