20922495

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7459}}^1$

素因数の和:7495

約数の個数: 32

約数和(自身を含む): 38672640

約数和(自身を除く): 17750145

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 7459, 22377, 37295, 82049, 111885, 126803, 246147, 380409, 410245, 634015, 1230735, 1394833, 1902045, 4184499, 6974165, 20922495]

約数ペア:

[(1, 20922495), (3, 6974165), (5, 4184499), (11, 1902045), (15, 1394833), (17, 1230735), (33, 634015), (51, 410245), (55, 380409), (85, 246147), (165, 126803), (187, 111885), (255, 82049), (561, 37295), (935, 22377), (2805, 7459)]