20714603

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1049}}^1$

素因数の和:1107

約数の個数: 24

約数和(自身を含む): 26812800

約数和(自身を除く): 6098197

約数列:

[1, 7, 13, 31, 49, 91, 217, 403, 637, 1049, 1519, 2821, 7343, 13637, 19747, 32519, 51401, 95459, 227633, 422747, 668213, 1593431, 2959229, 20714603]

約数ペア:

[(1, 20714603), (7, 2959229), (13, 1593431), (31, 668213), (49, 422747), (91, 227633), (217, 95459), (403, 51401), (637, 32519), (1049, 19747), (1519, 13637), (2821, 7343)]