199921064

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{96487}}^1$

素因数の和:96537

約数の個数: 32

約数和(自身を含む): 439985280

約数和(自身を除く): 240064216

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 96487, 192974, 385948, 675409, 771896, 1350818, 2701636, 3570019, 5403272, 7140038, 14280076, 24990133, 28560152, 49980266, 99960532, 199921064]

約数ペア:

[(1, 199921064), (2, 99960532), (4, 49980266), (7, 28560152), (8, 24990133), (14, 14280076), (28, 7140038), (37, 5403272), (56, 3570019), (74, 2701636), (148, 1350818), (259, 771896), (296, 675409), (518, 385948), (1036, 192974), (2072, 96487)]