18013784

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2083}}^1$

素因数の和:2159

約数の個数: 32

約数和(自身を含む): 36011520

約数和(自身を除く): 17997736

約数列:

[1, 2, 4, 8, 23, 46, 47, 92, 94, 184, 188, 376, 1081, 2083, 2162, 4166, 4324, 8332, 8648, 16664, 47909, 95818, 97901, 191636, 195802, 383272, 391604, 783208, 2251723, 4503446, 9006892, 18013784]

約数ペア:

[(1, 18013784), (2, 9006892), (4, 4503446), (8, 2251723), (23, 783208), (46, 391604), (47, 383272), (92, 195802), (94, 191636), (184, 97901), (188, 95818), (376, 47909), (1081, 16664), (2083, 8648), (2162, 8332), (4166, 4324)]