18275478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 41997312

約数和(自身を除く): 23721834

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 61, 69, 78, 122, 138, 167, 183, 299, 334, 366, 501, 598, 793, 897, 1002, 1403, 1586, 1794, 2171, 2379, 2806, 3841, 4209, 4342, 4758, 6513, 7682, 8418, 10187, 11523, 13026, 18239, 20374, 23046, 30561, 36478, 49933, 54717, 61122, 99866, 109434, 132431, 149799, 234301, 264862, 299598, 397293, 468602, 702903, 794586, 1405806, 3045913, 6091826, 9137739, 18275478]

約数ペア:

[(1, 18275478), (2, 9137739), (3, 6091826), (6, 3045913), (13, 1405806), (23, 794586), (26, 702903), (39, 468602), (46, 397293), (61, 299598), (69, 264862), (78, 234301), (122, 149799), (138, 132431), (167, 109434), (183, 99866), (299, 61122), (334, 54717), (366, 49933), (501, 36478), (598, 30561), (793, 23046), (897, 20374), (1002, 18239), (1403, 13026), (1586, 11523), (1794, 10187), (2171, 8418), (2379, 7682), (2806, 6513), (3841, 4758), (4209, 4342)]