19589868

素因数分解:

$2^2\times 3^2\times {\mathrm{571}}^1\times {\mathrm{953}}^1$

素因数の和:1534

約数の個数: 36

約数和(自身を含む): 49657608

約数和(自身を除く): 30067740

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 571, 953, 1142, 1713, 1906, 2284, 2859, 3426, 3812, 5139, 5718, 6852, 8577, 10278, 11436, 17154, 20556, 34308, 544163, 1088326, 1632489, 2176652, 3264978, 4897467, 6529956, 9794934, 19589868]

約数ペア:

[(1, 19589868), (2, 9794934), (3, 6529956), (4, 4897467), (6, 3264978), (9, 2176652), (12, 1632489), (18, 1088326), (36, 544163), (571, 34308), (953, 20556), (1142, 17154), (1713, 11436), (1906, 10278), (2284, 8577), (2859, 6852), (3426, 5718), (3812, 5139)]