20449827

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{14851}}^1$

素因数の和:14880

約数の個数: 20

約数和(自身を含む): 32347656

約数和(自身を除く): 11897829

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 14851, 44553, 133659, 252467, 400977, 757401, 1202931, 2272203, 6816609, 20449827]

約数ペア:

[(1, 20449827), (3, 6816609), (9, 2272203), (17, 1202931), (27, 757401), (51, 400977), (81, 252467), (153, 133659), (459, 44553), (1377, 14851)]