20164508

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1787}}^1$

素因数の和:1842

約数の個数: 48

約数和(自身を含む): 44857344

約数和(自身を除く): 24692836

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 1787, 2821, 3574, 5642, 7148, 11284, 12509, 23231, 25018, 46462, 50036, 55397, 92924, 110794, 162617, 221588, 325234, 387779, 650468, 720161, 775558, 1440322, 1551116, 2880644, 5041127, 10082254, 20164508]

約数ペア:

[(1, 20164508), (2, 10082254), (4, 5041127), (7, 2880644), (13, 1551116), (14, 1440322), (26, 775558), (28, 720161), (31, 650468), (52, 387779), (62, 325234), (91, 221588), (124, 162617), (182, 110794), (217, 92924), (364, 55397), (403, 50036), (434, 46462), (806, 25018), (868, 23231), (1612, 12509), (1787, 11284), (2821, 7148), (3574, 5642)]