20089631

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^2$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 23570640

約数和(自身を除く): 3481009

約数列:

[1, 17, 19, 37, 41, 323, 629, 697, 703, 779, 1517, 1681, 11951, 13243, 25789, 28577, 28823, 31939, 62197, 489991, 542963, 1057349, 1181743, 20089631]

約数ペア:

[(1, 20089631), (17, 1181743), (19, 1057349), (37, 542963), (41, 489991), (323, 62197), (629, 31939), (697, 28823), (703, 28577), (779, 25789), (1517, 13243), (1681, 11951)]