1679888912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{187823}}^1$

素因数の和:187887

約数の個数: 40

約数和(自身を含む): 3586687104

約数和(自身を除く): 1906798192

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 187823, 375646, 751292, 1502584, 2441699, 3005168, 4883398, 8076389, 9766796, 16152778, 19533592, 32305556, 39067184, 64611112, 104993057, 129222224, 209986114, 419972228, 839944456, 1679888912]

約数ペア:

[(1, 1679888912), (2, 839944456), (4, 419972228), (8, 209986114), (13, 129222224), (16, 104993057), (26, 64611112), (43, 39067184), (52, 32305556), (86, 19533592), (104, 16152778), (172, 9766796), (208, 8076389), (344, 4883398), (559, 3005168), (688, 2441699), (1118, 1502584), (2236, 751292), (4472, 375646), (8944, 187823)]