19923255

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3659}}^1$

素因数の和:3692

約数の個数: 36

約数和(自身を含む): 37968840

約数和(自身を除く): 18045585

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 363, 495, 605, 1089, 1815, 3659, 5445, 10977, 18295, 32931, 40249, 54885, 120747, 164655, 201245, 362241, 442739, 603735, 1328217, 1811205, 2213695, 3984651, 6641085, 19923255]

約数ペア:

[(1, 19923255), (3, 6641085), (5, 3984651), (9, 2213695), (11, 1811205), (15, 1328217), (33, 603735), (45, 442739), (55, 362241), (99, 201245), (121, 164655), (165, 120747), (363, 54885), (495, 40249), (605, 32931), (1089, 18295), (1815, 10977), (3659, 5445)]