12391984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1$

素因数の和:589

約数の個数: 40

約数和(自身を含む): 26404560

約数和(自身を除く): 14012576

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 181, 362, 389, 724, 778, 1448, 1556, 1991, 2896, 3112, 3982, 4279, 6224, 7964, 8558, 15928, 17116, 31856, 34232, 68464, 70409, 140818, 281636, 563272, 774499, 1126544, 1548998, 3097996, 6195992, 12391984]

約数ペア:

[(1, 12391984), (2, 6195992), (4, 3097996), (8, 1548998), (11, 1126544), (16, 774499), (22, 563272), (44, 281636), (88, 140818), (176, 70409), (181, 68464), (362, 34232), (389, 31856), (724, 17116), (778, 15928), (1448, 8558), (1556, 7964), (1991, 6224), (2896, 4279), (3112, 3982)]