20926113

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{569}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 32175360

約数和(自身を除く): 11249247

約数列:

[1, 3, 13, 23, 39, 41, 69, 123, 299, 533, 569, 897, 943, 1599, 1707, 2829, 7397, 12259, 13087, 22191, 23329, 36777, 39261, 69987, 170131, 303277, 510393, 536567, 909831, 1609701, 6975371, 20926113]

約数ペア:

[(1, 20926113), (3, 6975371), (13, 1609701), (23, 909831), (39, 536567), (41, 510393), (69, 303277), (123, 170131), (299, 69987), (533, 39261), (569, 36777), (897, 23329), (943, 22191), (1599, 13087), (1707, 12259), (2829, 7397)]