1638142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3919}}^1$

素因数の和:3951

約数の個数: 16

約数和(自身を含む): 2822400

約数和(自身を除く): 1184258

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 3919, 7838, 43109, 74461, 86218, 148922, 819071, 1638142]

約数ペア:

[(1, 1638142), (2, 819071), (11, 148922), (19, 86218), (22, 74461), (38, 43109), (209, 7838), (418, 3919)]