20406475148

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{281}}^1\times {\mathrm{229813}}^1$

素因数の和:230177

約数の個数: 24

約数和(自身を含む): 36292226880

約数和(自身を除く): 15885751732

約数列:

[1, 2, 4, 79, 158, 281, 316, 562, 1124, 22199, 44398, 88796, 229813, 459626, 919252, 18155227, 36310454, 64577453, 72620908, 129154906, 258309812, 5101618787, 10203237574, 20406475148]

約数ペア:

[(1, 20406475148), (2, 10203237574), (4, 5101618787), (79, 258309812), (158, 129154906), (281, 72620908), (316, 64577453), (562, 36310454), (1124, 18155227), (22199, 919252), (44398, 459626), (88796, 229813)]