20194965265

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{571}}^1\times {\mathrm{919}}^1$

素因数の和:1717

約数の個数: 32

約数和(自身を含む): 25006924800

約数和(自身を除く): 4811959535

約数列:

[1, 5, 43, 179, 215, 571, 895, 919, 2855, 4595, 7697, 24553, 38485, 39517, 102209, 122765, 164501, 197585, 511045, 524749, 822505, 2623745, 4394987, 7073543, 21974935, 22564207, 35367715, 93930071, 112821035, 469650355, 4038993053, 20194965265]

約数ペア:

[(1, 20194965265), (5, 4038993053), (43, 469650355), (179, 112821035), (215, 93930071), (571, 35367715), (895, 22564207), (919, 21974935), (2855, 7073543), (4595, 4394987), (7697, 2623745), (24553, 822505), (38485, 524749), (39517, 511045), (102209, 197585), (122765, 164501)]