19962112

素因数分解:

$2^8\times {\mathrm{77977}}^1$

素因数の和:77993

約数の個数: 18

約数和(自身を含む): 39846758

約数和(自身を除く): 19884646

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 77977, 155954, 311908, 623816, 1247632, 2495264, 4990528, 9981056, 19962112]

約数ペア:

[(1, 19962112), (2, 9981056), (4, 4990528), (8, 2495264), (16, 1247632), (32, 623816), (64, 311908), (128, 155954), (256, 77977)]