20152516611

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{265231}}^1$

素因数の和:265327

約数の個数: 32

約数和(自身を含む): 29875732480

約数和(自身を除く): 9723215869

約数列:

[1, 3, 19, 31, 43, 57, 93, 129, 589, 817, 1333, 1767, 2451, 3999, 25327, 75981, 265231, 795693, 5039389, 8222161, 11404933, 15118167, 24666483, 34214799, 156221059, 216693727, 353552923, 468663177, 650081181, 1060658769, 6717505537, 20152516611]

約数ペア:

[(1, 20152516611), (3, 6717505537), (19, 1060658769), (31, 650081181), (43, 468663177), (57, 353552923), (93, 216693727), (129, 156221059), (589, 34214799), (817, 24666483), (1333, 15118167), (1767, 11404933), (2451, 8222161), (3999, 5039389), (25327, 795693), (75981, 265231)]