18148173

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 27033600

約数和(自身を除く): 8885427

約数列:

[1, 3, 19, 23, 57, 69, 109, 127, 327, 381, 437, 1311, 2071, 2413, 2507, 2921, 6213, 7239, 7521, 8763, 13843, 41529, 47633, 55499, 142899, 166497, 263017, 318389, 789051, 955167, 6049391, 18148173]

約数ペア:

[(1, 18148173), (3, 6049391), (19, 955167), (23, 789051), (57, 318389), (69, 263017), (109, 166497), (127, 142899), (327, 55499), (381, 47633), (437, 41529), (1311, 13843), (2071, 8763), (2413, 7521), (2507, 7239), (2921, 6213)]