18402568

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2879}}^1$

素因数の和:2949

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 18922232

約数列:

[1, 2, 4, 8, 17, 34, 47, 68, 94, 136, 188, 376, 799, 1598, 2879, 3196, 5758, 6392, 11516, 23032, 48943, 97886, 135313, 195772, 270626, 391544, 541252, 1082504, 2300321, 4600642, 9201284, 18402568]

約数ペア:

[(1, 18402568), (2, 9201284), (4, 4600642), (8, 2300321), (17, 1082504), (34, 541252), (47, 391544), (68, 270626), (94, 195772), (136, 135313), (188, 97886), (376, 48943), (799, 23032), (1598, 11516), (2879, 6392), (3196, 5758)]