19542772

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{911}}^1$

素因数の和:1119

約数の個数: 24

約数和(自身を含む): 35546112

約数和(自身を除く): 16003340

約数列:

[1, 2, 4, 31, 62, 124, 173, 346, 692, 911, 1822, 3644, 5363, 10726, 21452, 28241, 56482, 112964, 157603, 315206, 630412, 4885693, 9771386, 19542772]

約数ペア:

[(1, 19542772), (2, 9771386), (4, 4885693), (31, 630412), (62, 315206), (124, 157603), (173, 112964), (346, 56482), (692, 28241), (911, 21452), (1822, 10726), (3644, 5363)]