201681808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{2161}}^1$

素因数の和:2495

約数の個数: 40

約数和(自身を含む): 412855520

約数和(自身を除く): 211173712

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 307, 614, 1228, 2161, 2456, 4322, 4912, 5833, 8644, 11666, 17288, 23332, 34576, 41059, 46664, 82118, 93328, 164236, 328472, 656944, 663427, 1326854, 2653708, 5307416, 10614832, 12605113, 25210226, 50420452, 100840904, 201681808]

約数ペア:

[(1, 201681808), (2, 100840904), (4, 50420452), (8, 25210226), (16, 12605113), (19, 10614832), (38, 5307416), (76, 2653708), (152, 1326854), (304, 663427), (307, 656944), (614, 328472), (1228, 164236), (2161, 93328), (2456, 82118), (4322, 46664), (4912, 41059), (5833, 34576), (8644, 23332), (11666, 17288)]