20676743

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:362

約数の個数: 16

約数和(自身を含む): 22569984

約数和(自身を除く): 1893241

約数列:

[1, 17, 61, 127, 157, 1037, 2159, 2669, 7747, 9577, 19939, 131699, 162809, 338963, 1216279, 20676743]

約数ペア:

[(1, 20676743), (17, 1216279), (61, 338963), (127, 162809), (157, 131699), (1037, 19939), (2159, 9577), (2669, 7747)]