18381734

素因数分解:

$2^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{5231}}^1$

素因数の和:5491

約数の個数: 16

約数和(自身を含む): 31643136

約数和(自身を除く): 13261402

約数列:

[1, 2, 7, 14, 251, 502, 1757, 3514, 5231, 10462, 36617, 73234, 1312981, 2625962, 9190867, 18381734]

約数ペア:

[(1, 18381734), (2, 9190867), (7, 2625962), (14, 1312981), (251, 73234), (502, 36617), (1757, 10462), (3514, 5231)]