20706808

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5923}}^1$

素因数の和:5971

約数の個数: 32

約数和(自身を含む): 42652800

約数和(自身を除く): 21945992

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 5923, 11846, 23692, 47384, 112537, 136229, 225074, 272458, 450148, 544916, 900296, 1089832, 2588351, 5176702, 10353404, 20706808]

約数ペア:

[(1, 20706808), (2, 10353404), (4, 5176702), (8, 2588351), (19, 1089832), (23, 900296), (38, 544916), (46, 450148), (76, 272458), (92, 225074), (152, 136229), (184, 112537), (437, 47384), (874, 23692), (1748, 11846), (3496, 5923)]