395153572

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{19913}}^1$

素因数の和:19980

約数の個数: 36

約数和(自身を含む): 778677228

約数和(自身を除く): 383523656

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 121, 164, 242, 451, 484, 902, 1804, 4961, 9922, 19844, 19913, 39826, 79652, 219043, 438086, 816433, 876172, 1632866, 2409473, 3265732, 4818946, 8980763, 9637892, 17961526, 35923052, 98788393, 197576786, 395153572]

約数ペア:

[(1, 395153572), (2, 197576786), (4, 98788393), (11, 35923052), (22, 17961526), (41, 9637892), (44, 8980763), (82, 4818946), (121, 3265732), (164, 2409473), (242, 1632866), (451, 876172), (484, 816433), (902, 438086), (1804, 219043), (4961, 79652), (9922, 39826), (19844, 19913)]