20859306

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15731}}^1$

素因数の和:15766

約数の個数: 32

約数和(自身を含む): 47573568

約数和(自身を除く): 26714262

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 15731, 31462, 47193, 94386, 204503, 267427, 409006, 534854, 613509, 802281, 1227018, 1604562, 3476551, 6953102, 10429653, 20859306]

約数ペア:

[(1, 20859306), (2, 10429653), (3, 6953102), (6, 3476551), (13, 1604562), (17, 1227018), (26, 802281), (34, 613509), (39, 534854), (51, 409006), (78, 267427), (102, 204503), (221, 94386), (442, 47193), (663, 31462), (1326, 15731)]