2019915079

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{203641}}^1$

素因数の和:203770

約数の個数: 16

約数和(自身を含む): 2508869440

約数和(自身を除く): 488954361

約数列:

[1, 7, 13, 91, 109, 763, 1417, 9919, 203641, 1425487, 2647333, 18531331, 22196869, 155378083, 288559297, 2019915079]

約数ペア:

[(1, 2019915079), (7, 288559297), (13, 155378083), (91, 22196869), (109, 18531331), (763, 2647333), (1417, 1425487), (9919, 203641)]