19564738

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1\times {\mathrm{487}}^1$

素因数の和:921

約数の個数: 16

約数和(自身を含む): 30041280

約数和(自身を除く): 10476542

約数列:

[1, 2, 53, 106, 379, 487, 758, 974, 20087, 25811, 40174, 51622, 184573, 369146, 9782369, 19564738]

約数ペア:

[(1, 19564738), (2, 9782369), (53, 369146), (106, 184573), (379, 51622), (487, 40174), (758, 25811), (974, 20087)]