20006085

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 37428480

約数和(自身を除く): 17422395

約数列:

[1, 3, 5, 11, 15, 29, 33, 37, 55, 87, 111, 113, 145, 165, 185, 319, 339, 407, 435, 555, 565, 957, 1073, 1221, 1243, 1595, 1695, 2035, 3219, 3277, 3729, 4181, 4785, 5365, 6105, 6215, 9831, 11803, 12543, 16095, 16385, 18645, 20905, 35409, 36047, 45991, 49155, 59015, 62715, 108141, 121249, 137973, 177045, 180235, 229955, 363747, 540705, 606245, 689865, 1333739, 1818735, 4001217, 6668695, 20006085]

約数ペア:

[(1, 20006085), (3, 6668695), (5, 4001217), (11, 1818735), (15, 1333739), (29, 689865), (33, 606245), (37, 540705), (55, 363747), (87, 229955), (111, 180235), (113, 177045), (145, 137973), (165, 121249), (185, 108141), (319, 62715), (339, 59015), (407, 49155), (435, 45991), (555, 36047), (565, 35409), (957, 20905), (1073, 18645), (1221, 16385), (1243, 16095), (1595, 12543), (1695, 11803), (2035, 9831), (3219, 6215), (3277, 6105), (3729, 5365), (4181, 4785)]