20287494

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{397}}^1$

素因数の和:589

約数の個数: 48

約数和(自身を含む): 46938528

約数和(自身を除く): 26651034

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 167, 306, 334, 397, 501, 794, 1002, 1191, 1503, 2382, 2839, 3006, 3573, 5678, 6749, 7146, 8517, 13498, 17034, 20247, 25551, 40494, 51102, 60741, 66299, 121482, 132598, 198897, 397794, 596691, 1127083, 1193382, 2254166, 3381249, 6762498, 10143747, 20287494]

約数ペア:

[(1, 20287494), (2, 10143747), (3, 6762498), (6, 3381249), (9, 2254166), (17, 1193382), (18, 1127083), (34, 596691), (51, 397794), (102, 198897), (153, 132598), (167, 121482), (306, 66299), (334, 60741), (397, 51102), (501, 40494), (794, 25551), (1002, 20247), (1191, 17034), (1503, 13498), (2382, 8517), (2839, 7146), (3006, 6749), (3573, 5678)]