1688897876

素因数分解:

$2^2\times {\mathrm{199}}^1\times {\mathrm{991}}^1\times {\mathrm{2141}}^1$

素因数の和:3335

約数の個数: 24

約数和(自身を含む): 2974809600

約数和(自身を除く): 1285911724

約数列:

[1, 2, 4, 199, 398, 796, 991, 1982, 2141, 3964, 4282, 8564, 197209, 394418, 426059, 788836, 852118, 1704236, 2121731, 4243462, 8486924, 422224469, 844448938, 1688897876]

約数ペア:

[(1, 1688897876), (2, 844448938), (4, 422224469), (199, 8486924), (398, 4243462), (796, 2121731), (991, 1704236), (1982, 852118), (2141, 788836), (3964, 426059), (4282, 394418), (8564, 197209)]