20009526

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{521}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 41417568

約数和(自身を除く): 21408042

約数列:

[1, 2, 3, 6, 37, 74, 111, 173, 222, 346, 519, 521, 1038, 1042, 1563, 3126, 6401, 12802, 19203, 19277, 38406, 38554, 57831, 90133, 115662, 180266, 270399, 540798, 3334921, 6669842, 10004763, 20009526]

約数ペア:

[(1, 20009526), (2, 10004763), (3, 6669842), (6, 3334921), (37, 540798), (74, 270399), (111, 180266), (173, 115662), (222, 90133), (346, 57831), (519, 38554), (521, 38406), (1038, 19277), (1042, 19203), (1563, 12802), (3126, 6401)]