39994768

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2011}}^1$

素因数の和:2143

約数の個数: 40

約数和(自身を含む): 85324896

約数和(自身を除く): 45330128

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 113, 176, 226, 452, 904, 1243, 1808, 2011, 2486, 4022, 4972, 8044, 9944, 16088, 19888, 22121, 32176, 44242, 88484, 176968, 227243, 353936, 454486, 908972, 1817944, 2499673, 3635888, 4999346, 9998692, 19997384, 39994768]

約数ペア:

[(1, 39994768), (2, 19997384), (4, 9998692), (8, 4999346), (11, 3635888), (16, 2499673), (22, 1817944), (44, 908972), (88, 454486), (113, 353936), (176, 227243), (226, 176968), (452, 88484), (904, 44242), (1243, 32176), (1808, 22121), (2011, 19888), (2486, 16088), (4022, 9944), (4972, 8044)]