20488284

素因数分解:

$2^2\times 3^2\times {\mathrm{151}}^1\times {\mathrm{3769}}^1$

素因数の和:3930

約数の個数: 36

約数和(自身を含む): 52146640

約数和(自身を除く): 31658356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 151, 302, 453, 604, 906, 1359, 1812, 2718, 3769, 5436, 7538, 11307, 15076, 22614, 33921, 45228, 67842, 135684, 569119, 1138238, 1707357, 2276476, 3414714, 5122071, 6829428, 10244142, 20488284]

約数ペア:

[(1, 20488284), (2, 10244142), (3, 6829428), (4, 5122071), (6, 3414714), (9, 2276476), (12, 1707357), (18, 1138238), (36, 569119), (151, 135684), (302, 67842), (453, 45228), (604, 33921), (906, 22614), (1359, 15076), (1812, 11307), (2718, 7538), (3769, 5436)]