12679678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{421}}^1$

素因数の和:508

約数の個数: 24

約数和(自身を含む): 21375144

約数和(自身を除く): 8695466

約数列:

[1, 2, 11, 22, 37, 74, 407, 421, 814, 842, 1369, 2738, 4631, 9262, 15059, 15577, 30118, 31154, 171347, 342694, 576349, 1152698, 6339839, 12679678]

約数ペア:

[(1, 12679678), (2, 6339839), (11, 1152698), (22, 576349), (37, 342694), (74, 171347), (407, 31154), (421, 30118), (814, 15577), (842, 15059), (1369, 9262), (2738, 4631)]