19985652

素因数分解:

$2^2\times 3^2\times {\mathrm{173}}^1\times {\mathrm{3209}}^1$

素因数の和:3392

約数の個数: 36

約数和(自身を含む): 50827140

約数和(自身を除く): 30841488

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 173, 346, 519, 692, 1038, 1557, 2076, 3114, 3209, 6228, 6418, 9627, 12836, 19254, 28881, 38508, 57762, 115524, 555157, 1110314, 1665471, 2220628, 3330942, 4996413, 6661884, 9992826, 19985652]

約数ペア:

[(1, 19985652), (2, 9992826), (3, 6661884), (4, 4996413), (6, 3330942), (9, 2220628), (12, 1665471), (18, 1110314), (36, 555157), (173, 115524), (346, 57762), (519, 38508), (692, 28881), (1038, 19254), (1557, 12836), (2076, 9627), (3114, 6418), (3209, 6228)]