18503658

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^2\times {\mathrm{229}}^1$

素因数の和:371

約数の個数: 36

約数和(自身を含む): 40876290

約数和(自身を除く): 22372632

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 229, 402, 458, 603, 687, 1206, 1374, 2061, 4122, 4489, 8978, 13467, 15343, 26934, 30686, 40401, 46029, 80802, 92058, 138087, 276174, 1027981, 2055962, 3083943, 6167886, 9251829, 18503658]

約数ペア:

[(1, 18503658), (2, 9251829), (3, 6167886), (6, 3083943), (9, 2055962), (18, 1027981), (67, 276174), (134, 138087), (201, 92058), (229, 80802), (402, 46029), (458, 40401), (603, 30686), (687, 26934), (1206, 15343), (1374, 13467), (2061, 8978), (4122, 4489)]