20049271172

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1\times {\mathrm{51659}}^1$

素因数の和:51920

約数の個数: 48

約数和(自身を含む): 40825451520

約数和(自身を除く): 20776180348

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 167, 332, 334, 581, 668, 1162, 1169, 2324, 2338, 4676, 13861, 27722, 51659, 55444, 97027, 103318, 194054, 206636, 361613, 388108, 723226, 1446452, 4287697, 8575394, 8627053, 17150788, 17254106, 30013879, 34508212, 60027758, 60389371, 120055516, 120778742, 241557484, 716045399, 1432090798, 2864181596, 5012317793, 10024635586, 20049271172]

約数ペア:

[(1, 20049271172), (2, 10024635586), (4, 5012317793), (7, 2864181596), (14, 1432090798), (28, 716045399), (83, 241557484), (166, 120778742), (167, 120055516), (332, 60389371), (334, 60027758), (581, 34508212), (668, 30013879), (1162, 17254106), (1169, 17150788), (2324, 8627053), (2338, 8575394), (4676, 4287697), (13861, 1446452), (27722, 723226), (51659, 388108), (55444, 361613), (97027, 206636), (103318, 194054)]