19421078

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:804

約数の個数: 24

約数和(自身を含む): 31619952

約数和(自身を除く): 12198874

約数列:

[1, 2, 19, 37, 38, 74, 361, 703, 722, 727, 1406, 1454, 13357, 13813, 26714, 26899, 27626, 53798, 262447, 511081, 524894, 1022162, 9710539, 19421078]

約数ペア:

[(1, 19421078), (2, 9710539), (19, 1022162), (37, 524894), (38, 511081), (74, 262447), (361, 53798), (703, 27626), (722, 26899), (727, 26714), (1406, 13813), (1454, 13357)]