20565710968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{44203}}^1$

素因数の和:44548

約数の個数: 64

約数和(自身を含む): 44684939520

約数和(自身を除く): 24119228552

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 311, 374, 622, 748, 1244, 1496, 2488, 3421, 5287, 6842, 10574, 13684, 21148, 27368, 42296, 44203, 58157, 88406, 116314, 176812, 232628, 353624, 465256, 486233, 751451, 972466, 1502902, 1944932, 3005804, 3889864, 6011608, 8265961, 13747133, 16531922, 27494266, 33063844, 54988532, 66127688, 109977064, 151218463, 233701261, 302436926, 467402522, 604873852, 934805044, 1209747704, 1869610088, 2570713871, 5141427742, 10282855484, 20565710968]

約数ペア:

[(1, 20565710968), (2, 10282855484), (4, 5141427742), (8, 2570713871), (11, 1869610088), (17, 1209747704), (22, 934805044), (34, 604873852), (44, 467402522), (68, 302436926), (88, 233701261), (136, 151218463), (187, 109977064), (311, 66127688), (374, 54988532), (622, 33063844), (748, 27494266), (1244, 16531922), (1496, 13747133), (2488, 8265961), (3421, 6011608), (5287, 3889864), (6842, 3005804), (10574, 1944932), (13684, 1502902), (21148, 972466), (27368, 751451), (42296, 486233), (44203, 465256), (58157, 353624), (88406, 232628), (116314, 176812)]