20191990216

素因数分解:

$2^3\times {\mathrm{4547}}^1\times {\mathrm{555091}}^1$

素因数の和:559644

約数の個数: 16

約数和(自身を含む): 37868376240

約数和(自身を除く): 17676386024

約数列:

[1, 2, 4, 8, 4547, 9094, 18188, 36376, 555091, 1110182, 2220364, 4440728, 2523998777, 5047997554, 10095995108, 20191990216]

約数ペア:

[(1, 20191990216), (2, 10095995108), (4, 5047997554), (8, 2523998777), (4547, 4440728), (9094, 2220364), (18188, 1110182), (36376, 555091)]