20806976632

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1105343}}^1$

素因数の和:1105543

約数の個数: 32

約数和(自身を含む): 42246247680

約数和(自身を除く): 21439271048

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 181, 362, 724, 1448, 2353, 4706, 9412, 18824, 1105343, 2210686, 4421372, 8842744, 14369459, 28738918, 57477836, 114955672, 200067083, 400134166, 800268332, 1600536664, 2600872079, 5201744158, 10403488316, 20806976632]

約数ペア:

[(1, 20806976632), (2, 10403488316), (4, 5201744158), (8, 2600872079), (13, 1600536664), (26, 800268332), (52, 400134166), (104, 200067083), (181, 114955672), (362, 57477836), (724, 28738918), (1448, 14369459), (2353, 8842744), (4706, 4421372), (9412, 2210686), (18824, 1105343)]