2019974255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{8053}}^1$

素因数の和:8315

約数の個数: 32

約数和(自身を含む): 2776503744

約数和(自身を除く): 756529489

約数列:

[1, 5, 13, 17, 65, 85, 221, 227, 1105, 1135, 2951, 3859, 8053, 14755, 19295, 40265, 50167, 104689, 136901, 250835, 523445, 684505, 1779713, 1828031, 8898565, 9140155, 23764403, 31076527, 118822015, 155382635, 403994851, 2019974255]

約数ペア:

[(1, 2019974255), (5, 403994851), (13, 155382635), (17, 118822015), (65, 31076527), (85, 23764403), (221, 9140155), (227, 8898565), (1105, 1828031), (1135, 1779713), (2951, 684505), (3859, 523445), (8053, 250835), (14755, 136901), (19295, 104689), (40265, 50167)]