20409820569

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{156257}}^1$

素因数の和:156917

約数の個数: 24

約数和(自身を含む): 30811577472

約数和(自身を除く): 10401756903

約数列:

[1, 3, 9, 23, 69, 207, 631, 1893, 5679, 14513, 43539, 130617, 156257, 468771, 1406313, 3593911, 10781733, 32345199, 98598167, 295794501, 887383503, 2267757841, 6803273523, 20409820569]

約数ペア:

[(1, 20409820569), (3, 6803273523), (9, 2267757841), (23, 887383503), (69, 295794501), (207, 98598167), (631, 32345199), (1893, 10781733), (5679, 3593911), (14513, 1406313), (43539, 468771), (130617, 156257)]