19769368

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2383}}^1$

素因数の和:2467

約数の個数: 32

約数和(自身を含む): 39908160

約数和(自身を除く): 20138792

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 488, 1037, 2074, 2383, 4148, 4766, 8296, 9532, 19064, 40511, 81022, 145363, 162044, 290726, 324088, 581452, 1162904, 2471171, 4942342, 9884684, 19769368]

約数ペア:

[(1, 19769368), (2, 9884684), (4, 4942342), (8, 2471171), (17, 1162904), (34, 581452), (61, 324088), (68, 290726), (122, 162044), (136, 145363), (244, 81022), (488, 40511), (1037, 19064), (2074, 9532), (2383, 8296), (4148, 4766)]