78849886

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{56081}}^1$

素因数の和:56139

約数の個数: 16

約数和(自身を含む): 127866960

約数和(自身を除く): 49017074

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 56081, 112162, 1065539, 2074997, 2131078, 4149994, 39424943, 78849886]

約数ペア:

[(1, 78849886), (2, 39424943), (19, 4149994), (37, 2131078), (38, 2074997), (74, 1065539), (703, 112162), (1406, 56081)]