20163854224

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74131817}}^1$

素因数の和:74131842

約数の個数: 20

約数和(自身を含む): 41365554444

約数和(自身を除く): 21201700220

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74131817, 148263634, 296527268, 593054536, 1186109072, 1260240889, 2520481778, 5040963556, 10081927112, 20163854224]

約数ペア:

[(1, 20163854224), (2, 10081927112), (4, 5040963556), (8, 2520481778), (16, 1260240889), (17, 1186109072), (34, 593054536), (68, 296527268), (136, 148263634), (272, 74131817)]