203498672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{978359}}^1$

素因数の和:978380

約数の個数: 20

約数和(自身を含む): 424608240

約数和(自身を除く): 221109568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 978359, 1956718, 3913436, 7826872, 12718667, 15653744, 25437334, 50874668, 101749336, 203498672]

約数ペア:

[(1, 203498672), (2, 101749336), (4, 50874668), (8, 25437334), (13, 15653744), (16, 12718667), (26, 7826872), (52, 3913436), (104, 1956718), (208, 978359)]