19616772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5431}}^1$

素因数の和:5488

約数の個数: 48

約数和(自身を含む): 53537792

約数和(自身を除く): 33921020

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 5431, 10862, 16293, 21724, 32586, 38017, 65172, 76034, 114051, 152068, 228102, 233533, 456204, 467066, 700599, 934132, 1401198, 1634731, 2802396, 3269462, 4904193, 6538924, 9808386, 19616772]

約数ペア:

[(1, 19616772), (2, 9808386), (3, 6538924), (4, 4904193), (6, 3269462), (7, 2802396), (12, 1634731), (14, 1401198), (21, 934132), (28, 700599), (42, 467066), (43, 456204), (84, 233533), (86, 228102), (129, 152068), (172, 114051), (258, 76034), (301, 65172), (516, 38017), (602, 32586), (903, 21724), (1204, 16293), (1806, 10862), (3612, 5431)]