19343905

素因数分解:

$5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 27535104

約数和(自身を除く): 8191199

約数列:

[1, 5, 7, 35, 67, 73, 113, 335, 365, 469, 511, 565, 791, 2345, 2555, 3955, 4891, 7571, 8249, 24455, 34237, 37855, 41245, 52997, 57743, 171185, 264985, 288715, 552683, 2763415, 3868781, 19343905]

約数ペア:

[(1, 19343905), (5, 3868781), (7, 2763415), (35, 552683), (67, 288715), (73, 264985), (113, 171185), (335, 57743), (365, 52997), (469, 41245), (511, 37855), (565, 34237), (791, 24455), (2345, 8249), (2555, 7571), (3955, 4891)]