20173529395

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1\times {\mathrm{3137}}^1$

素因数の和:3787

約数の個数: 32

約数和(自身を含む): 25726579200

約数和(自身を除く): 5553049805

約数列:

[1, 5, 19, 95, 139, 487, 695, 2435, 2641, 3137, 9253, 13205, 15685, 46265, 59603, 67693, 298015, 338465, 436043, 1286167, 1527719, 2180215, 6430835, 7638595, 8284817, 29026661, 41424085, 145133305, 212352941, 1061764705, 4034705879, 20173529395]

約数ペア:

[(1, 20173529395), (5, 4034705879), (19, 1061764705), (95, 212352941), (139, 145133305), (487, 41424085), (695, 29026661), (2435, 8284817), (2641, 7638595), (3137, 6430835), (9253, 2180215), (13205, 1527719), (15685, 1286167), (46265, 436043), (59603, 338465), (67693, 298015)]