20803048024

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{787}}^1\times {\mathrm{2161}}^1$

素因数の和:3104

約数の個数: 64

約数和(自身を含む): 42932131200

約数和(自身を除く): 22129083176

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 139, 278, 556, 787, 1112, 1529, 1574, 2161, 3058, 3148, 4322, 6116, 6296, 8644, 8657, 12232, 17288, 17314, 23771, 34628, 47542, 69256, 95084, 109393, 190168, 218786, 300379, 437572, 600758, 875144, 1201516, 1203323, 1700707, 2403032, 2406646, 3304169, 3401414, 4813292, 6608338, 6802828, 9626584, 13216676, 13605656, 18707777, 26433352, 37415554, 74831108, 149662216, 236398273, 472796546, 945593092, 1891186184, 2600381003, 5200762006, 10401524012, 20803048024]

約数ペア:

[(1, 20803048024), (2, 10401524012), (4, 5200762006), (8, 2600381003), (11, 1891186184), (22, 945593092), (44, 472796546), (88, 236398273), (139, 149662216), (278, 74831108), (556, 37415554), (787, 26433352), (1112, 18707777), (1529, 13605656), (1574, 13216676), (2161, 9626584), (3058, 6802828), (3148, 6608338), (4322, 4813292), (6116, 3401414), (6296, 3304169), (8644, 2406646), (8657, 2403032), (12232, 1700707), (17288, 1203323), (17314, 1201516), (23771, 875144), (34628, 600758), (47542, 437572), (69256, 300379), (95084, 218786), (109393, 190168)]