19892150

素因数分解:

$2^1\times 5^2\times {\mathrm{461}}^1\times {\mathrm{863}}^1$

素因数の和:1336

約数の個数: 24

約数和(自身を含む): 37122624

約数和(自身を除く): 17230474

約数列:

[1, 2, 5, 10, 25, 50, 461, 863, 922, 1726, 2305, 4315, 4610, 8630, 11525, 21575, 23050, 43150, 397843, 795686, 1989215, 3978430, 9946075, 19892150]

約数ペア:

[(1, 19892150), (2, 9946075), (5, 3978430), (10, 1989215), (25, 795686), (50, 397843), (461, 43150), (863, 23050), (922, 21575), (1726, 11525), (2305, 8630), (4315, 4610)]