20953634

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{1319}}^1$

素因数の和:1394

約数の個数: 24

約数和(自身を含む): 34784640

約数和(自身を除く): 13831006

約数列:

[1, 2, 13, 26, 47, 94, 169, 338, 611, 1222, 1319, 2638, 7943, 15886, 17147, 34294, 61993, 123986, 222911, 445822, 805909, 1611818, 10476817, 20953634]

約数ペア:

[(1, 20953634), (2, 10476817), (13, 1611818), (26, 805909), (47, 445822), (94, 222911), (169, 123986), (338, 61993), (611, 34294), (1222, 17147), (1319, 15886), (2638, 7943)]