19521705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2089}}^1$

素因数の和:2193

約数の個数: 32

約数和(自身を含む): 36115200

約数和(自身を除く): 16593495

約数列:

[1, 3, 5, 7, 15, 21, 35, 89, 105, 267, 445, 623, 1335, 1869, 2089, 3115, 6267, 9345, 10445, 14623, 31335, 43869, 73115, 185921, 219345, 557763, 929605, 1301447, 2788815, 3904341, 6507235, 19521705]

約数ペア:

[(1, 19521705), (3, 6507235), (5, 3904341), (7, 2788815), (15, 1301447), (21, 929605), (35, 557763), (89, 219345), (105, 185921), (267, 73115), (445, 43869), (623, 31335), (1335, 14623), (1869, 10445), (2089, 9345), (3115, 6267)]