12940816

素因数分解:

$2^4\times 7^1\times {\mathrm{227}}^1\times {\mathrm{509}}^1$

素因数の和:751

約数の個数: 40

約数和(自身を含む): 28837440

約数和(自身を除く): 15896624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 227, 454, 509, 908, 1018, 1589, 1816, 2036, 3178, 3563, 3632, 4072, 6356, 7126, 8144, 12712, 14252, 25424, 28504, 57008, 115543, 231086, 462172, 808801, 924344, 1617602, 1848688, 3235204, 6470408, 12940816]

約数ペア:

[(1, 12940816), (2, 6470408), (4, 3235204), (7, 1848688), (8, 1617602), (14, 924344), (16, 808801), (28, 462172), (56, 231086), (112, 115543), (227, 57008), (454, 28504), (509, 25424), (908, 14252), (1018, 12712), (1589, 8144), (1816, 7126), (2036, 6356), (3178, 4072), (3563, 3632)]