20432825

素因数分解:

$5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2203}}^1$

素因数の和:2273

約数の個数: 24

約数和(自身を含む): 29515968

約数和(自身を除く): 9083143

約数列:

[1, 5, 7, 25, 35, 53, 175, 265, 371, 1325, 1855, 2203, 9275, 11015, 15421, 55075, 77105, 116759, 385525, 583795, 817313, 2918975, 4086565, 20432825]

約数ペア:

[(1, 20432825), (5, 4086565), (7, 2918975), (25, 817313), (35, 583795), (53, 385525), (175, 116759), (265, 77105), (371, 55075), (1325, 15421), (1855, 11015), (2203, 9275)]