19999771998

素因数分解:

$2^1\times 3^1\times {\mathrm{10711}}^1\times {\mathrm{311203}}^1$

素因数の和:321919

約数の個数: 16

約数和(自身を含む): 40003406976

約数和(自身を除く): 20003634978

約数列:

[1, 2, 3, 6, 10711, 21422, 32133, 64266, 311203, 622406, 933609, 1867218, 3333295333, 6666590666, 9999885999, 19999771998]

約数ペア:

[(1, 19999771998), (2, 9999885999), (3, 6666590666), (6, 3333295333), (10711, 1867218), (21422, 933609), (32133, 622406), (64266, 311203)]