138984848

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{1627}}^1$

素因数の和:1935

約数の個数: 40

約数和(自身を含む): 284639520

約数和(自身を除く): 145654672

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 281, 304, 562, 1124, 1627, 2248, 3254, 4496, 5339, 6508, 10678, 13016, 21356, 26032, 30913, 42712, 61826, 85424, 123652, 247304, 457187, 494608, 914374, 1828748, 3657496, 7314992, 8686553, 17373106, 34746212, 69492424, 138984848]

約数ペア:

[(1, 138984848), (2, 69492424), (4, 34746212), (8, 17373106), (16, 8686553), (19, 7314992), (38, 3657496), (76, 1828748), (152, 914374), (281, 494608), (304, 457187), (562, 247304), (1124, 123652), (1627, 85424), (2248, 61826), (3254, 42712), (4496, 30913), (5339, 26032), (6508, 21356), (10678, 13016)]