19722133

素因数分解:

${\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:324

約数の個数: 16

約数和(自身を含む): 21384000

約数和(自身を除く): 1661867

約数列:

[1, 19, 89, 107, 109, 1691, 2033, 2071, 9523, 9701, 11663, 180937, 184319, 221597, 1038007, 19722133]

約数ペア:

[(1, 19722133), (19, 1038007), (89, 221597), (107, 184319), (109, 180937), (1691, 11663), (2033, 9701), (2071, 9523)]