20177284408

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{311}}^1\times {\mathrm{887}}^1$

素因数の和:1468

約数の個数: 64

約数和(自身を含む): 39098142720

約数和(自身を除く): 18920858312

約数列:

[1, 2, 4, 8, 41, 82, 164, 223, 311, 328, 446, 622, 887, 892, 1244, 1774, 1784, 2488, 3548, 7096, 9143, 12751, 18286, 25502, 36367, 36572, 51004, 69353, 72734, 73144, 102008, 138706, 145468, 197801, 275857, 277412, 290936, 395602, 551714, 554824, 791204, 1103428, 1582408, 2206856, 2843473, 5686946, 8109841, 11310137, 11373892, 16219682, 22620274, 22747784, 32439364, 45240548, 61516111, 64878728, 90481096, 123032222, 246064444, 492128888, 2522160551, 5044321102, 10088642204, 20177284408]

約数ペア:

[(1, 20177284408), (2, 10088642204), (4, 5044321102), (8, 2522160551), (41, 492128888), (82, 246064444), (164, 123032222), (223, 90481096), (311, 64878728), (328, 61516111), (446, 45240548), (622, 32439364), (887, 22747784), (892, 22620274), (1244, 16219682), (1774, 11373892), (1784, 11310137), (2488, 8109841), (3548, 5686946), (7096, 2843473), (9143, 2206856), (12751, 1582408), (18286, 1103428), (25502, 791204), (36367, 554824), (36572, 551714), (51004, 395602), (69353, 290936), (72734, 277412), (73144, 275857), (102008, 197801), (138706, 145468)]