20367711

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1913}}^1$

素因数の和:1952

約数の個数: 36

約数和(自身を含む): 36427248

約数和(自身を除く): 16059537

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 273, 507, 819, 1183, 1521, 1913, 3549, 5739, 10647, 13391, 17217, 24869, 40173, 74607, 120519, 174083, 223821, 323297, 522249, 969891, 1566747, 2263079, 2909673, 6789237, 20367711]

約数ペア:

[(1, 20367711), (3, 6789237), (7, 2909673), (9, 2263079), (13, 1566747), (21, 969891), (39, 522249), (63, 323297), (91, 223821), (117, 174083), (169, 120519), (273, 74607), (507, 40173), (819, 24869), (1183, 17217), (1521, 13391), (1913, 10647), (3549, 5739)]