20172950328

素因数分解:

$2^3\times 3^1\times {\mathrm{2557}}^1\times {\mathrm{328721}}^1$

素因数の和:331287

約数の個数: 32

約数和(自身を含む): 50452252560

約数和(自身を除く): 30279302232

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 2557, 5114, 7671, 10228, 15342, 20456, 30684, 61368, 328721, 657442, 986163, 1314884, 1972326, 2629768, 3944652, 7889304, 840539597, 1681079194, 2521618791, 3362158388, 5043237582, 6724316776, 10086475164, 20172950328]

約数ペア:

[(1, 20172950328), (2, 10086475164), (3, 6724316776), (4, 5043237582), (6, 3362158388), (8, 2521618791), (12, 1681079194), (24, 840539597), (2557, 7889304), (5114, 3944652), (7671, 2629768), (10228, 1972326), (15342, 1314884), (20456, 986163), (30684, 657442), (61368, 328721)]