20461308

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{243587}}^1$

素因数の和:243601

約数の個数: 24

約数和(自身を含む): 54563712

約数和(自身を除く): 34102404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 243587, 487174, 730761, 974348, 1461522, 1705109, 2923044, 3410218, 5115327, 6820436, 10230654, 20461308]

約数ペア:

[(1, 20461308), (2, 10230654), (3, 6820436), (4, 5115327), (6, 3410218), (7, 2923044), (12, 1705109), (14, 1461522), (21, 974348), (28, 730761), (42, 487174), (84, 243587)]