20444145

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{16421}}^1$

素因数の和:16512

約数の個数: 16

約数和(自身を含む): 33106752

約数和(自身を除く): 12662607

約数列:

[1, 3, 5, 15, 83, 249, 415, 1245, 16421, 49263, 82105, 246315, 1362943, 4088829, 6814715, 20444145]

約数ペア:

[(1, 20444145), (3, 6814715), (5, 4088829), (15, 1362943), (83, 246315), (249, 82105), (415, 49263), (1245, 16421)]