20161638004

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{727}}^1\times {\mathrm{63607}}^1$

素因数の和:64447

約数の個数: 24

約数和(自身を含む): 35656100480

約数和(自身を除く): 15494462476

約数列:

[1, 2, 4, 109, 218, 436, 727, 1454, 2908, 63607, 79243, 127214, 158486, 254428, 316972, 6933163, 13866326, 27732652, 46242289, 92484578, 184969156, 5040409501, 10080819002, 20161638004]

約数ペア:

[(1, 20161638004), (2, 10080819002), (4, 5040409501), (109, 184969156), (218, 92484578), (436, 46242289), (727, 27732652), (1454, 13866326), (2908, 6933163), (63607, 316972), (79243, 254428), (127214, 158486)]