20038977

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16741}}^1$

素因数の和:16773

約数の個数: 24

約数和(自身を含む): 34823360

約数和(自身を除く): 14784383

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 16741, 50223, 117187, 150669, 318079, 351561, 954237, 1054683, 2226553, 2862711, 6679659, 20038977]

約数ペア:

[(1, 20038977), (3, 6679659), (7, 2862711), (9, 2226553), (19, 1054683), (21, 954237), (57, 351561), (63, 318079), (133, 150669), (171, 117187), (399, 50223), (1197, 16741)]