19109655

素因数分解:

$3^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{401}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 34153920

約数和(自身を除く): 15044265

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 353, 401, 1059, 1203, 1765, 2005, 3177, 3609, 5295, 6015, 9531, 10827, 15885, 18045, 47655, 54135, 141553, 424659, 707765, 1273977, 2123295, 3821931, 6369885, 19109655]

約数ペア:

[(1, 19109655), (3, 6369885), (5, 3821931), (9, 2123295), (15, 1273977), (27, 707765), (45, 424659), (135, 141553), (353, 54135), (401, 47655), (1059, 18045), (1203, 15885), (1765, 10827), (2005, 9531), (3177, 6015), (3609, 5295)]