18386908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{2141}}^1$

素因数の和:2277

約数の個数: 24

約数和(自身を含む): 34186320

約数和(自身を除く): 15799412

約数列:

[1, 2, 4, 19, 38, 76, 113, 226, 452, 2141, 2147, 4282, 4294, 8564, 8588, 40679, 81358, 162716, 241933, 483866, 967732, 4596727, 9193454, 18386908]

約数ペア:

[(1, 18386908), (2, 9193454), (4, 4596727), (19, 967732), (38, 483866), (76, 241933), (113, 162716), (226, 81358), (452, 40679), (2141, 8588), (2147, 8564), (4282, 4294)]