20260916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20507}}^1$

素因数の和:20543

約数の個数: 24

約数和(自身を含む): 40195680

約数和(自身を除く): 19934764

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 20507, 41014, 82028, 266591, 389633, 533182, 779266, 1066364, 1558532, 5065229, 10130458, 20260916]

約数ペア:

[(1, 20260916), (2, 10130458), (4, 5065229), (13, 1558532), (19, 1066364), (26, 779266), (38, 533182), (52, 389633), (76, 266591), (247, 82028), (494, 41014), (988, 20507)]