20191643318

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131114567}}^1$

素因数の和:131114587

約数の個数: 16

約数和(自身を含む): 37760995584

約数和(自身を除く): 17569352266

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 131114567, 262229134, 917801969, 1442260237, 1835603938, 2884520474, 10095821659, 20191643318]

約数ペア:

[(1, 20191643318), (2, 10095821659), (7, 2884520474), (11, 1835603938), (14, 1442260237), (22, 917801969), (77, 262229134), (154, 131114567)]