19995792

素因数分解:

$2^4\times 3^1\times {\mathrm{416579}}^1$

素因数の和:416590

約数の個数: 20

約数和(自身を含む): 51655920

約数和(自身を除く): 31660128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 416579, 833158, 1249737, 1666316, 2499474, 3332632, 4998948, 6665264, 9997896, 19995792]

約数ペア:

[(1, 19995792), (2, 9997896), (3, 6665264), (4, 4998948), (6, 3332632), (8, 2499474), (12, 1666316), (16, 1249737), (24, 833158), (48, 416579)]