19896015

素因数分解:

$3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{6733}}^1$

素因数の和:6938

約数の個数: 16

約数和(自身を含む): 31999968

約数和(自身を除く): 12103953

約数列:

[1, 3, 5, 15, 197, 591, 985, 2955, 6733, 20199, 33665, 100995, 1326401, 3979203, 6632005, 19896015]

約数ペア:

[(1, 19896015), (3, 6632005), (5, 3979203), (15, 1326401), (197, 100995), (591, 33665), (985, 20199), (2955, 6733)]