20257486564

素因数分解:

$2^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1049}}^1\times {\mathrm{3853}}^1$

素因数の和:5092

約数の個数: 48

約数和(自身を含む): 40790736000

約数和(自身を除く): 20533249436

約数列:

[1, 2, 4, 7, 14, 28, 179, 358, 716, 1049, 1253, 2098, 2506, 3853, 4196, 5012, 7343, 7706, 14686, 15412, 26971, 29372, 53942, 107884, 187771, 375542, 689687, 751084, 1314397, 1379374, 2628794, 2758748, 4041797, 4827809, 5257588, 8083594, 9655618, 16167188, 19311236, 28292579, 56585158, 113170316, 723481663, 1446963326, 2893926652, 5064371641, 10128743282, 20257486564]

約数ペア:

[(1, 20257486564), (2, 10128743282), (4, 5064371641), (7, 2893926652), (14, 1446963326), (28, 723481663), (179, 113170316), (358, 56585158), (716, 28292579), (1049, 19311236), (1253, 16167188), (2098, 9655618), (2506, 8083594), (3853, 5257588), (4196, 4827809), (5012, 4041797), (7343, 2758748), (7706, 2628794), (14686, 1379374), (15412, 1314397), (26971, 751084), (29372, 689687), (53942, 375542), (107884, 187771)]