19091908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{13997}}^1$

素因数の和:14043

約数の個数: 24

約数和(自身を含む): 37626624

約数和(自身を除く): 18534716

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 13997, 27994, 55988, 153967, 307934, 433907, 615868, 867814, 1735628, 4772977, 9545954, 19091908]

約数ペア:

[(1, 19091908), (2, 9545954), (4, 4772977), (11, 1735628), (22, 867814), (31, 615868), (44, 433907), (62, 307934), (124, 153967), (341, 55988), (682, 27994), (1364, 13997)]