815949508

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{2063}}^1$

素因数の和:2268

約数の個数: 48

約数和(自身を含む): 1591591680

約数和(自身を除く): 775642172

約数列:

[1, 2, 4, 11, 22, 44, 89, 101, 178, 202, 356, 404, 979, 1111, 1958, 2063, 2222, 3916, 4126, 4444, 8252, 8989, 17978, 22693, 35956, 45386, 90772, 98879, 183607, 197758, 208363, 367214, 395516, 416726, 734428, 833452, 2019677, 2291993, 4039354, 4583986, 8078708, 9167972, 18544307, 37088614, 74177228, 203987377, 407974754, 815949508]

約数ペア:

[(1, 815949508), (2, 407974754), (4, 203987377), (11, 74177228), (22, 37088614), (44, 18544307), (89, 9167972), (101, 8078708), (178, 4583986), (202, 4039354), (356, 2291993), (404, 2019677), (979, 833452), (1111, 734428), (1958, 416726), (2063, 395516), (2222, 367214), (3916, 208363), (4126, 197758), (4444, 183607), (8252, 98879), (8989, 90772), (17978, 45386), (22693, 35956)]