18564338

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{9781}}^1$

素因数の和:9869

約数の個数: 16

約数和(自身を含む): 30402456

約数和(自身を除く): 11838118

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 9781, 19562, 127153, 254306, 714013, 1428026, 9282169, 18564338]

約数ペア:

[(1, 18564338), (2, 9282169), (13, 1428026), (26, 714013), (73, 254306), (146, 127153), (949, 19562), (1898, 9781)]