620403978

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{4495681}}^1$

素因数の和:4495709

約数の個数: 16

約数和(自身を含む): 1294756416

約数和(自身を除く): 674352438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 4495681, 8991362, 13487043, 26974086, 103400663, 206801326, 310201989, 620403978]

約数ペア:

[(1, 620403978), (2, 310201989), (3, 206801326), (6, 103400663), (23, 26974086), (46, 13487043), (69, 8991362), (138, 4495681)]