18790866

素因数分解:

$2^1\times 3^4\times {\mathrm{193}}^1\times {\mathrm{601}}^1$

素因数の和:808

約数の個数: 40

約数和(自身を含む): 42394044

約数和(自身を除く): 23603178

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 193, 386, 579, 601, 1158, 1202, 1737, 1803, 3474, 3606, 5211, 5409, 10422, 10818, 15633, 16227, 31266, 32454, 48681, 97362, 115993, 231986, 347979, 695958, 1043937, 2087874, 3131811, 6263622, 9395433, 18790866]

約数ペア:

[(1, 18790866), (2, 9395433), (3, 6263622), (6, 3131811), (9, 2087874), (18, 1043937), (27, 695958), (54, 347979), (81, 231986), (162, 115993), (193, 97362), (386, 48681), (579, 32454), (601, 31266), (1158, 16227), (1202, 15633), (1737, 10818), (1803, 10422), (3474, 5409), (3606, 5211)]