39986276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{10211}}^1$

素因数の和:10315

約数の個数: 24

約数和(自身を含む): 77202720

約数和(自身を除く): 37216444

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 10211, 20422, 40844, 112321, 224642, 449284, 908779, 1817558, 3635116, 9996569, 19993138, 39986276]

約数ペア:

[(1, 39986276), (2, 19993138), (4, 9996569), (11, 3635116), (22, 1817558), (44, 908779), (89, 449284), (178, 224642), (356, 112321), (979, 40844), (1958, 20422), (3916, 10211)]