388051856

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{739}}^1\times {\mathrm{887}}^1$

素因数の和:1671

約数の個数: 40

約数和(自身を含む): 774087360

約数和(自身を除く): 386035504

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 739, 887, 1478, 1774, 2956, 3548, 5912, 7096, 11824, 14192, 27343, 32819, 54686, 65638, 109372, 131276, 218744, 262552, 437488, 525104, 655493, 1310986, 2621972, 5243944, 10487888, 24253241, 48506482, 97012964, 194025928, 388051856]

約数ペア:

[(1, 388051856), (2, 194025928), (4, 97012964), (8, 48506482), (16, 24253241), (37, 10487888), (74, 5243944), (148, 2621972), (296, 1310986), (592, 655493), (739, 525104), (887, 437488), (1478, 262552), (1774, 218744), (2956, 131276), (3548, 109372), (5912, 65638), (7096, 54686), (11824, 32819), (14192, 27343)]