20759210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6427}}^1$

素因数の和:6470

約数の個数: 32

約数和(自身を含む): 41653440

約数和(自身を除く): 20894230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 6427, 12854, 32135, 64270, 109259, 122113, 218518, 244226, 546295, 610565, 1092590, 1221130, 2075921, 4151842, 10379605, 20759210]

約数ペア:

[(1, 20759210), (2, 10379605), (5, 4151842), (10, 2075921), (17, 1221130), (19, 1092590), (34, 610565), (38, 546295), (85, 244226), (95, 218518), (170, 122113), (190, 109259), (323, 64270), (646, 32135), (1615, 12854), (3230, 6427)]