201220526

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31333}}^1$

素因数の和:31380

約数の個数: 24

約数和(自身を含む): 344047320

約数和(自身を除く): 142826794

約数列:

[1, 2, 13, 19, 26, 38, 169, 247, 338, 494, 3211, 6422, 31333, 62666, 407329, 595327, 814658, 1190654, 5295277, 7739251, 10590554, 15478502, 100610263, 201220526]

約数ペア:

[(1, 201220526), (2, 100610263), (13, 15478502), (19, 10590554), (26, 7739251), (38, 5295277), (169, 1190654), (247, 814658), (338, 595327), (494, 407329), (3211, 62666), (6422, 31333)]