2108281648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{630467}}^1$

素因数の和:630505

約数の個数: 40

約数和(自身を含む): 4690681920

約数和(自身を除く): 2582400272

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 630467, 1260934, 2521868, 5043736, 6935137, 10087472, 11978873, 13870274, 23957746, 27740548, 47915492, 55481096, 95830984, 110962192, 131767603, 191661968, 263535206, 527070412, 1054140824, 2108281648]

約数ペア:

[(1, 2108281648), (2, 1054140824), (4, 527070412), (8, 263535206), (11, 191661968), (16, 131767603), (19, 110962192), (22, 95830984), (38, 55481096), (44, 47915492), (76, 27740548), (88, 23957746), (152, 13870274), (176, 11978873), (209, 10087472), (304, 6935137), (418, 5043736), (836, 2521868), (1672, 1260934), (3344, 630467)]