20086074974

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3989}}^1\times {\mathrm{21157}}^1$

素因数の和:25172

約数の個数: 32

約数和(自身を含む): 36469621440

約数和(自身を除く): 16383546466

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 3989, 7978, 21157, 27923, 42314, 55846, 67813, 135626, 148099, 296198, 359669, 474691, 719338, 949382, 2517683, 5035366, 84395273, 168790546, 590766911, 1181533822, 1434719641, 2869439282, 10043037487, 20086074974]

約数ペア:

[(1, 20086074974), (2, 10043037487), (7, 2869439282), (14, 1434719641), (17, 1181533822), (34, 590766911), (119, 168790546), (238, 84395273), (3989, 5035366), (7978, 2517683), (21157, 949382), (27923, 719338), (42314, 474691), (55846, 359669), (67813, 296198), (135626, 148099)]