2019973665

素因数分解:

$3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{381487}}^1$

素因数の和:381848

約数の個数: 16

約数和(自身を含む): 3241122048

約数和(自身を除く): 1221148383

約数列:

[1, 3, 5, 15, 353, 1059, 1765, 5295, 381487, 1144461, 1907435, 5722305, 134664911, 403994733, 673324555, 2019973665]

約数ペア:

[(1, 2019973665), (3, 673324555), (5, 403994733), (15, 134664911), (353, 5722305), (1059, 1907435), (1765, 1144461), (5295, 381487)]