20542458

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{491}}^1$

素因数の和:882

約数の個数: 32

約数和(自身を含む): 43453440

約数和(自身を除く): 22910982

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 367, 491, 734, 982, 1101, 1473, 2202, 2946, 6973, 9329, 13946, 18658, 20919, 27987, 41838, 55974, 180197, 360394, 540591, 1081182, 3423743, 6847486, 10271229, 20542458]

約数ペア:

[(1, 20542458), (2, 10271229), (3, 6847486), (6, 3423743), (19, 1081182), (38, 540591), (57, 360394), (114, 180197), (367, 55974), (491, 41838), (734, 27987), (982, 20919), (1101, 18658), (1473, 13946), (2202, 9329), (2946, 6973)]