18885746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{6553}}^1$

素因数の和:6697

約数の個数: 16

約数和(自身を含む): 31144608

約数和(自身を除く): 12258862

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 6553, 13106, 72083, 144166, 858443, 1716886, 9442873, 18885746]

約数ペア:

[(1, 18885746), (2, 9442873), (11, 1716886), (22, 858443), (131, 144166), (262, 72083), (1441, 13106), (2882, 6553)]