19064260

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{3709}}^1$

素因数の和:3975

約数の個数: 24

約数和(自身を含む): 40201560

約数和(自身を除く): 21137300

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 3709, 5140, 7418, 14836, 18545, 37090, 74180, 953213, 1906426, 3812852, 4766065, 9532130, 19064260]

約数ペア:

[(1, 19064260), (2, 9532130), (4, 4766065), (5, 3812852), (10, 1906426), (20, 953213), (257, 74180), (514, 37090), (1028, 18545), (1285, 14836), (2570, 7418), (3709, 5140)]