19208091

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{4643}}^1$

素因数の和:4850

約数の個数: 16

約数和(自身を含む): 29424384

約数和(自身を除く): 10216293

約数列:

[1, 3, 7, 21, 197, 591, 1379, 4137, 4643, 13929, 32501, 97503, 914671, 2744013, 6402697, 19208091]

約数ペア:

[(1, 19208091), (3, 6402697), (7, 2744013), (21, 914671), (197, 97503), (591, 32501), (1379, 13929), (4137, 4643)]