19446945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2081}}^1$

素因数の和:2185

約数の個数: 32

約数和(自身を含む): 35976960

約数和(自身を除く): 16530015

約数列:

[1, 3, 5, 7, 15, 21, 35, 89, 105, 267, 445, 623, 1335, 1869, 2081, 3115, 6243, 9345, 10405, 14567, 31215, 43701, 72835, 185209, 218505, 555627, 926045, 1296463, 2778135, 3889389, 6482315, 19446945]

約数ペア:

[(1, 19446945), (3, 6482315), (5, 3889389), (7, 2778135), (15, 1296463), (21, 926045), (35, 555627), (89, 218505), (105, 185209), (267, 72835), (445, 43701), (623, 31215), (1335, 14567), (1869, 10405), (2081, 9345), (3115, 6243)]