19221255

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{22481}}^1$

素因数の和:22511

約数の個数: 24

約数和(自身を含む): 35071920

約数和(自身を除く): 15850665

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 22481, 67443, 112405, 202329, 337215, 427139, 1011645, 1281417, 2135695, 3844251, 6407085, 19221255]

約数ペア:

[(1, 19221255), (3, 6407085), (5, 3844251), (9, 2135695), (15, 1281417), (19, 1011645), (45, 427139), (57, 337215), (95, 202329), (171, 112405), (285, 67443), (855, 22481)]