20684304

素因数分解:

$2^4\times 3^2\times {\mathrm{379}}^2$

素因数の和:772

約数の個数: 45

約数和(自身を含む): 58040463

約数和(自身を除く): 37356159

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 379, 758, 1137, 1516, 2274, 3032, 3411, 4548, 6064, 6822, 9096, 13644, 18192, 27288, 54576, 143641, 287282, 430923, 574564, 861846, 1149128, 1292769, 1723692, 2298256, 2585538, 3447384, 5171076, 6894768, 10342152, 20684304]

約数ペア:

[(1, 20684304), (2, 10342152), (3, 6894768), (4, 5171076), (6, 3447384), (8, 2585538), (9, 2298256), (12, 1723692), (16, 1292769), (18, 1149128), (24, 861846), (36, 574564), (48, 430923), (72, 287282), (144, 143641), (379, 54576), (758, 27288), (1137, 18192), (1516, 13644), (2274, 9096), (3032, 6822), (3411, 6064)]