18978060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{316301}}^1$

素因数の和:316313

約数の個数: 24

約数和(自身を含む): 53138736

約数和(自身を除く): 34160676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 316301, 632602, 948903, 1265204, 1581505, 1897806, 3163010, 3795612, 4744515, 6326020, 9489030, 18978060]

約数ペア:

[(1, 18978060), (2, 9489030), (3, 6326020), (4, 4744515), (5, 3795612), (6, 3163010), (10, 1897806), (12, 1581505), (15, 1265204), (20, 948903), (30, 632602), (60, 316301)]