19185345

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1181}}^1$

素因数の和:1230

約数の個数: 36

約数和(自身を含む): 35126676

約数和(自身を除く): 15941331

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 361, 855, 1083, 1181, 1805, 3249, 3543, 5415, 5905, 10629, 16245, 17715, 22439, 53145, 67317, 112195, 201951, 336585, 426341, 1009755, 1279023, 2131705, 3837069, 6395115, 19185345]

約数ペア:

[(1, 19185345), (3, 6395115), (5, 3837069), (9, 2131705), (15, 1279023), (19, 1009755), (45, 426341), (57, 336585), (95, 201951), (171, 112195), (285, 67317), (361, 53145), (855, 22439), (1083, 17715), (1181, 16245), (1805, 10629), (3249, 5905), (3543, 5415)]