19678638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4639}}^1$

素因数の和:4752

約数の個数: 32

約数和(自身を含む): 45434880

約数和(自身を除く): 25756242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 101, 202, 303, 606, 707, 1414, 2121, 4242, 4639, 9278, 13917, 27834, 32473, 64946, 97419, 194838, 468539, 937078, 1405617, 2811234, 3279773, 6559546, 9839319, 19678638]

約数ペア:

[(1, 19678638), (2, 9839319), (3, 6559546), (6, 3279773), (7, 2811234), (14, 1405617), (21, 937078), (42, 468539), (101, 194838), (202, 97419), (303, 64946), (606, 32473), (707, 27834), (1414, 13917), (2121, 9278), (4242, 4639)]