20137243521

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2039}}^1\times {\mathrm{3491}}^1$

素因数の和:5597

約数の個数: 32

約数和(自身を含む): 28722677760

約数和(自身を除く): 8585434239

約数列:

[1, 3, 23, 41, 69, 123, 943, 2039, 2829, 3491, 6117, 10473, 46897, 80293, 83599, 140691, 143131, 240879, 250797, 429393, 1922777, 3292013, 5768331, 7118149, 9876039, 21354447, 163717427, 291844109, 491152281, 875532327, 6712414507, 20137243521]

約数ペア:

[(1, 20137243521), (3, 6712414507), (23, 875532327), (41, 491152281), (69, 291844109), (123, 163717427), (943, 21354447), (2039, 9876039), (2829, 7118149), (3491, 5768331), (6117, 3292013), (10473, 1922777), (46897, 429393), (80293, 250797), (83599, 240879), (140691, 143131)]