2778142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2521}}^1$

素因数の和:2571

約数の個数: 16

約数和(自身を含む): 4539600

約数和(自身を除く): 1761458

約数列:

[1, 2, 19, 29, 38, 58, 551, 1102, 2521, 5042, 47899, 73109, 95798, 146218, 1389071, 2778142]

約数ペア:

[(1, 2778142), (2, 1389071), (19, 146218), (29, 95798), (38, 73109), (58, 47899), (551, 5042), (1102, 2521)]