18892528

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{2887}}^1$

素因数の和:3304

約数の個数: 20

約数和(自身を含む): 36706480

約数和(自身を除く): 17813952

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 2887, 3272, 5774, 6544, 11548, 23096, 46192, 1180783, 2361566, 4723132, 9446264, 18892528]

約数ペア:

[(1, 18892528), (2, 9446264), (4, 4723132), (8, 2361566), (16, 1180783), (409, 46192), (818, 23096), (1636, 11548), (2887, 6544), (3272, 5774)]