20765056

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{12479}}^1$

素因数の和:12506

約数の個数: 32

約数和(自身を含む): 44553600

約数和(自身を除く): 23788544

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 12479, 24958, 49916, 99832, 162227, 199664, 324454, 399328, 648908, 798656, 1297816, 1597312, 2595632, 5191264, 10382528, 20765056]

約数ペア:

[(1, 20765056), (2, 10382528), (4, 5191264), (8, 2595632), (13, 1597312), (16, 1297816), (26, 798656), (32, 648908), (52, 399328), (64, 324454), (104, 199664), (128, 162227), (208, 99832), (416, 49916), (832, 24958), (1664, 12479)]