1851241390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1\times {\mathrm{21787}}^1$

素因数の和:22116

約数の個数: 32

約数和(自身を含む): 3459062880

約数和(自身を除く): 1607821490

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 293, 586, 1465, 2930, 8497, 16994, 21787, 42485, 43574, 84970, 108935, 217870, 631823, 1263646, 3159115, 6318230, 6383591, 12767182, 31917955, 63835910, 185124139, 370248278, 925620695, 1851241390]

約数ペア:

[(1, 1851241390), (2, 925620695), (5, 370248278), (10, 185124139), (29, 63835910), (58, 31917955), (145, 12767182), (290, 6383591), (293, 6318230), (586, 3159115), (1465, 1263646), (2930, 631823), (8497, 217870), (16994, 108935), (21787, 84970), (42485, 43574)]