20580452452

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{587}}^1\times {\mathrm{1117}}^1$

素因数の和:1793

約数の個数: 96

約数和(自身を含む): 44176204800

約数和(自身を除く): 23595752348

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 59, 76, 118, 133, 236, 266, 413, 532, 587, 826, 1117, 1121, 1174, 1652, 2234, 2242, 2348, 4109, 4468, 4484, 7819, 7847, 8218, 11153, 15638, 15694, 16436, 21223, 22306, 31276, 31388, 34633, 42446, 44612, 65903, 69266, 78071, 84892, 131806, 138532, 148561, 156142, 242431, 263612, 297122, 312284, 461321, 484862, 594244, 655679, 658027, 922642, 969724, 1252157, 1311358, 1316054, 1845284, 2504314, 2622716, 2632108, 4589753, 4606189, 5008628, 8765099, 9179506, 9212378, 12457901, 17530198, 18359012, 18424756, 24915802, 35060396, 38685061, 49831604, 77370122, 87205307, 154740244, 174410614, 270795427, 348821228, 541590854, 735016159, 1083181708, 1470032318, 2940064636, 5145113113, 10290226226, 20580452452]

約数ペア:

[(1, 20580452452), (2, 10290226226), (4, 5145113113), (7, 2940064636), (14, 1470032318), (19, 1083181708), (28, 735016159), (38, 541590854), (59, 348821228), (76, 270795427), (118, 174410614), (133, 154740244), (236, 87205307), (266, 77370122), (413, 49831604), (532, 38685061), (587, 35060396), (826, 24915802), (1117, 18424756), (1121, 18359012), (1174, 17530198), (1652, 12457901), (2234, 9212378), (2242, 9179506), (2348, 8765099), (4109, 5008628), (4468, 4606189), (4484, 4589753), (7819, 2632108), (7847, 2622716), (8218, 2504314), (11153, 1845284), (15638, 1316054), (15694, 1311358), (16436, 1252157), (21223, 969724), (22306, 922642), (31276, 658027), (31388, 655679), (34633, 594244), (42446, 484862), (44612, 461321), (65903, 312284), (69266, 297122), (78071, 263612), (84892, 242431), (131806, 156142), (138532, 148561)]