20406989416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{700597}}^1$

素因数の和:700945

約数の個数: 32

約数和(自身を含む): 41867736480

約数和(自身を除く): 21460747064

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 331, 662, 1324, 2648, 3641, 7282, 14564, 29128, 700597, 1401194, 2802388, 5604776, 7706567, 15413134, 30826268, 61652536, 231897607, 463795214, 927590428, 1855180856, 2550873677, 5101747354, 10203494708, 20406989416]

約数ペア:

[(1, 20406989416), (2, 10203494708), (4, 5101747354), (8, 2550873677), (11, 1855180856), (22, 927590428), (44, 463795214), (88, 231897607), (331, 61652536), (662, 30826268), (1324, 15413134), (2648, 7706567), (3641, 5604776), (7282, 2802388), (14564, 1401194), (29128, 700597)]