20211348208

素因数分解:

$2^4\times {\mathrm{1873}}^1\times {\mathrm{674431}}^1$

素因数の和:676312

約数の個数: 20

約数和(自身を含む): 39180452608

約数和(自身を除く): 18969104400

約数列:

[1, 2, 4, 8, 16, 1873, 3746, 7492, 14984, 29968, 674431, 1348862, 2697724, 5395448, 10790896, 1263209263, 2526418526, 5052837052, 10105674104, 20211348208]

約数ペア:

[(1, 20211348208), (2, 10105674104), (4, 5052837052), (8, 2526418526), (16, 1263209263), (1873, 10790896), (3746, 5395448), (7492, 2697724), (14984, 1348862), (29968, 674431)]