20009968964

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{440399}}^1$

素因数の和:440747

約数の個数: 24

約数和(自身を含む): 36081091200

約数和(自身を除く): 16071122236

約数列:

[1, 2, 4, 37, 74, 148, 307, 614, 1228, 11359, 22718, 45436, 440399, 880798, 1761596, 16294763, 32589526, 65179052, 135202493, 270404986, 540809972, 5002492241, 10004984482, 20009968964]

約数ペア:

[(1, 20009968964), (2, 10004984482), (4, 5002492241), (37, 540809972), (74, 270404986), (148, 135202493), (307, 65179052), (614, 32589526), (1228, 16294763), (11359, 1761596), (22718, 880798), (45436, 440399)]