20631435

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6581}}^1$

素因数の和:6619

約数の個数: 32

約数和(自身を含む): 37912320

約数和(自身を除く): 17280885

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 6581, 19743, 32905, 72391, 98715, 125039, 217173, 361955, 375117, 625195, 1085865, 1375429, 1875585, 4126287, 6877145, 20631435]

約数ペア:

[(1, 20631435), (3, 6877145), (5, 4126287), (11, 1875585), (15, 1375429), (19, 1085865), (33, 625195), (55, 375117), (57, 361955), (95, 217173), (165, 125039), (209, 98715), (285, 72391), (627, 32905), (1045, 19743), (3135, 6581)]