19647306

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{51977}}^1$

素因数の和:51995

約数の個数: 32

約数和(自身を含む): 49898880

約数和(自身を除く): 30251574

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 51977, 103954, 155931, 311862, 363839, 467793, 727678, 935586, 1091517, 1403379, 2183034, 2806758, 3274551, 6549102, 9823653, 19647306]

約数ペア:

[(1, 19647306), (2, 9823653), (3, 6549102), (6, 3274551), (7, 2806758), (9, 2183034), (14, 1403379), (18, 1091517), (21, 935586), (27, 727678), (42, 467793), (54, 363839), (63, 311862), (126, 155931), (189, 103954), (378, 51977)]