18451986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{953}}^1$

素因数の和:1426

約数の個数: 32

約数和(自身を含む): 42311808

約数和(自身を除く): 23859822

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 461, 922, 953, 1383, 1906, 2766, 2859, 3227, 5718, 6454, 6671, 9681, 13342, 19362, 20013, 40026, 439333, 878666, 1317999, 2635998, 3075331, 6150662, 9225993, 18451986]

約数ペア:

[(1, 18451986), (2, 9225993), (3, 6150662), (6, 3075331), (7, 2635998), (14, 1317999), (21, 878666), (42, 439333), (461, 40026), (922, 20013), (953, 19362), (1383, 13342), (1906, 9681), (2766, 6671), (2859, 6454), (3227, 5718)]