20174101384

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{640529}}^1$

素因数の和:640693

約数の個数: 32

約数和(自身を含む): 39354163200

約数和(自身を除く): 19180061816

約数列:

[1, 2, 4, 8, 31, 62, 124, 127, 248, 254, 508, 1016, 3937, 7874, 15748, 31496, 640529, 1281058, 2562116, 5124232, 19856399, 39712798, 79425596, 81347183, 158851192, 162694366, 325388732, 650777464, 2521762673, 5043525346, 10087050692, 20174101384]

約数ペア:

[(1, 20174101384), (2, 10087050692), (4, 5043525346), (8, 2521762673), (31, 650777464), (62, 325388732), (124, 162694366), (127, 158851192), (248, 81347183), (254, 79425596), (508, 39712798), (1016, 19856399), (3937, 5124232), (7874, 2562116), (15748, 1281058), (31496, 640529)]