18478206

素因数分解:

$2^1\times 3^5\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:407

約数の個数: 48

約数和(自身を含む): 41945904

約数和(自身を除く): 23467698

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 193, 197, 243, 386, 394, 486, 579, 591, 1158, 1182, 1737, 1773, 3474, 3546, 5211, 5319, 10422, 10638, 15633, 15957, 31266, 31914, 38021, 46899, 47871, 76042, 93798, 95742, 114063, 228126, 342189, 684378, 1026567, 2053134, 3079701, 6159402, 9239103, 18478206]

約数ペア:

[(1, 18478206), (2, 9239103), (3, 6159402), (6, 3079701), (9, 2053134), (18, 1026567), (27, 684378), (54, 342189), (81, 228126), (162, 114063), (193, 95742), (197, 93798), (243, 76042), (386, 47871), (394, 46899), (486, 38021), (579, 31914), (591, 31266), (1158, 15957), (1182, 15633), (1737, 10638), (1773, 10422), (3474, 5319), (3546, 5211)]