201620956

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 370137600

約数和(自身を除く): 168516644

約数列:

[1, 2, 4, 67, 79, 89, 107, 134, 158, 178, 214, 268, 316, 356, 428, 5293, 5963, 7031, 7169, 8453, 9523, 10586, 11926, 14062, 14338, 16906, 19046, 21172, 23852, 28124, 28676, 33812, 38092, 471077, 566351, 638041, 752317, 942154, 1132702, 1276082, 1504634, 1884308, 2265404, 2552164, 3009268, 50405239, 100810478, 201620956]

約数ペア:

[(1, 201620956), (2, 100810478), (4, 50405239), (67, 3009268), (79, 2552164), (89, 2265404), (107, 1884308), (134, 1504634), (158, 1276082), (178, 1132702), (214, 942154), (268, 752317), (316, 638041), (356, 566351), (428, 471077), (5293, 38092), (5963, 33812), (7031, 28676), (7169, 28124), (8453, 23852), (9523, 21172), (10586, 19046), (11926, 16906), (14062, 14338)]