20754456

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{12907}}^1$

素因数の和:12983

約数の個数: 32

約数和(自身を含む): 52664640

約数和(自身を除く): 31910184

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 12907, 25814, 38721, 51628, 77442, 103256, 154884, 309768, 864769, 1729538, 2594307, 3459076, 5188614, 6918152, 10377228, 20754456]

約数ペア:

[(1, 20754456), (2, 10377228), (3, 6918152), (4, 5188614), (6, 3459076), (8, 2594307), (12, 1729538), (24, 864769), (67, 309768), (134, 154884), (201, 103256), (268, 77442), (402, 51628), (536, 38721), (804, 25814), (1608, 12907)]