20267475332

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20513639}}^1$

素因数の和:20513675

約数の個数: 24

約数和(自身を含む): 40206734400

約数和(自身を除く): 19939259068

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 20513639, 41027278, 82054556, 266677307, 389759141, 533354614, 779518282, 1066709228, 1559036564, 5066868833, 10133737666, 20267475332]

約数ペア:

[(1, 20267475332), (2, 10133737666), (4, 5066868833), (13, 1559036564), (19, 1066709228), (26, 779518282), (38, 533354614), (52, 389759141), (76, 266677307), (247, 82054556), (494, 41027278), (988, 20513639)]