17919802316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3220669}}^1$

素因数の和:3220793

約数の個数: 24

約数和(自身を含む): 34087571280

約数和(自身を除く): 16167768964

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 5564, 3220669, 6441338, 12882676, 41868697, 83737394, 167474788, 344611583, 689223166, 1378446332, 4479950579, 8959901158, 17919802316]

約数ペア:

[(1, 17919802316), (2, 8959901158), (4, 4479950579), (13, 1378446332), (26, 689223166), (52, 344611583), (107, 167474788), (214, 83737394), (428, 41868697), (1391, 12882676), (2782, 6441338), (5564, 3220669)]