19381569488

素因数分解:

$2^4\times {\mathrm{353}}^1\times {\mathrm{1021}}^1\times {\mathrm{3361}}^1$

素因数の和:4743

約数の個数: 40

約数和(自身を含む): 37706268936

約数和(自身を除く): 18324699448

約数列:

[1, 2, 4, 8, 16, 353, 706, 1021, 1412, 2042, 2824, 3361, 4084, 5648, 6722, 8168, 13444, 16336, 26888, 53776, 360413, 720826, 1186433, 1441652, 2372866, 2883304, 3431581, 4745732, 5766608, 6863162, 9491464, 13726324, 18982928, 27452648, 54905296, 1211348093, 2422696186, 4845392372, 9690784744, 19381569488]

約数ペア:

[(1, 19381569488), (2, 9690784744), (4, 4845392372), (8, 2422696186), (16, 1211348093), (353, 54905296), (706, 27452648), (1021, 18982928), (1412, 13726324), (2042, 9491464), (2824, 6863162), (3361, 5766608), (4084, 4745732), (5648, 3431581), (6722, 2883304), (8168, 2372866), (13444, 1441652), (16336, 1186433), (26888, 720826), (53776, 360413)]