19711155

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{401}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 32996160

約数和(自身を除く): 13285005

約数列:

[1, 3, 5, 15, 29, 87, 113, 145, 339, 401, 435, 565, 1203, 1695, 2005, 3277, 6015, 9831, 11629, 16385, 34887, 45313, 49155, 58145, 135939, 174435, 226565, 679695, 1314077, 3942231, 6570385, 19711155]

約数ペア:

[(1, 19711155), (3, 6570385), (5, 3942231), (15, 1314077), (29, 679695), (87, 226565), (113, 174435), (145, 135939), (339, 58145), (401, 49155), (435, 45313), (565, 34887), (1203, 16385), (1695, 11629), (2005, 9831), (3277, 6015)]