18179820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{100999}}^1$

素因数の和:101014

約数の個数: 36

約数和(自身を含む): 55146000

約数和(自身を除く): 36966180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 100999, 201998, 302997, 403996, 504995, 605994, 908991, 1009990, 1211988, 1514985, 1817982, 2019980, 3029970, 3635964, 4544955, 6059940, 9089910, 18179820]

約数ペア:

[(1, 18179820), (2, 9089910), (3, 6059940), (4, 4544955), (5, 3635964), (6, 3029970), (9, 2019980), (10, 1817982), (12, 1514985), (15, 1211988), (18, 1009990), (20, 908991), (30, 605994), (36, 504995), (45, 403996), (60, 302997), (90, 201998), (180, 100999)]