19206879248

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{13487977}}^1$

素因数の和:13488074

約数の個数: 20

約数和(自身を含む): 37631458620

約数和(自身を除く): 18424579372

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 13487977, 26975954, 53951908, 107903816, 215807632, 1200429953, 2400859906, 4801719812, 9603439624, 19206879248]

約数ペア:

[(1, 19206879248), (2, 9603439624), (4, 4801719812), (8, 2400859906), (16, 1200429953), (89, 215807632), (178, 107903816), (356, 53951908), (712, 26975954), (1424, 13487977)]