18887504

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{22273}}^1$

素因数の和:22334

約数の個数: 20

約数和(自身を含む): 37286676

約数和(自身を除く): 18399172

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 22273, 44546, 89092, 178184, 356368, 1180469, 2360938, 4721876, 9443752, 18887504]

約数ペア:

[(1, 18887504), (2, 9443752), (4, 4721876), (8, 2360938), (16, 1180469), (53, 356368), (106, 178184), (212, 89092), (424, 44546), (848, 22273)]