19731872

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{19891}}^1$

素因数の和:19932

約数の個数: 24

約数和(自身を含む): 40102272

約数和(自身を除く): 20370400

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 19891, 39782, 79564, 159128, 318256, 616621, 636512, 1233242, 2466484, 4932968, 9865936, 19731872]

約数ペア:

[(1, 19731872), (2, 9865936), (4, 4932968), (8, 2466484), (16, 1233242), (31, 636512), (32, 616621), (62, 318256), (124, 159128), (248, 79564), (496, 39782), (992, 19891)]