19557941

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:680

約数の個数: 16

約数和(自身を含む): 21967344

約数和(自身を除く): 2409403

約数列:

[1, 13, 37, 73, 481, 557, 949, 2701, 7241, 20609, 35113, 40661, 267917, 528593, 1504457, 19557941]

約数ペア:

[(1, 19557941), (13, 1504457), (37, 528593), (73, 267917), (481, 40661), (557, 35113), (949, 20609), (2701, 7241)]