20619726

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1\times {\mathrm{263}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 42197760

約数和(自身を除く): 21578034

約数列:

[1, 2, 3, 6, 73, 146, 179, 219, 263, 358, 438, 526, 537, 789, 1074, 1578, 13067, 19199, 26134, 38398, 39201, 47077, 57597, 78402, 94154, 115194, 141231, 282462, 3436621, 6873242, 10309863, 20619726]

約数ペア:

[(1, 20619726), (2, 10309863), (3, 6873242), (6, 3436621), (73, 282462), (146, 141231), (179, 115194), (219, 94154), (263, 78402), (358, 57597), (438, 47077), (526, 39201), (537, 38398), (789, 26134), (1074, 19199), (1578, 13067)]