19770293956

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{109589}}^1$

素因数の和:109996

約数の個数: 48

約数和(自身を含む): 41977353600

約数和(自身を除く): 22207059644

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 379, 476, 758, 1516, 2653, 5306, 6443, 10612, 12886, 25772, 45101, 90202, 109589, 180404, 219178, 438356, 767123, 1534246, 1863013, 3068492, 3726026, 7452052, 13041091, 26082182, 41534231, 52164364, 83068462, 166136924, 290739617, 581479234, 706081927, 1162958468, 1412163854, 2824327708, 4942573489, 9885146978, 19770293956]

約数ペア:

[(1, 19770293956), (2, 9885146978), (4, 4942573489), (7, 2824327708), (14, 1412163854), (17, 1162958468), (28, 706081927), (34, 581479234), (68, 290739617), (119, 166136924), (238, 83068462), (379, 52164364), (476, 41534231), (758, 26082182), (1516, 13041091), (2653, 7452052), (5306, 3726026), (6443, 3068492), (10612, 1863013), (12886, 1534246), (25772, 767123), (45101, 438356), (90202, 219178), (109589, 180404)]