20017374

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1039}}^1$

素因数の和:1089

約数の個数: 48

約数和(自身を含む): 45676800

約数和(自身を除く): 25659426

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 169, 247, 338, 494, 507, 741, 1014, 1039, 1482, 2078, 3117, 3211, 6234, 6422, 9633, 13507, 19266, 19741, 27014, 39482, 40521, 59223, 81042, 118446, 175591, 256633, 351182, 513266, 526773, 769899, 1053546, 1539798, 3336229, 6672458, 10008687, 20017374]

約数ペア:

[(1, 20017374), (2, 10008687), (3, 6672458), (6, 3336229), (13, 1539798), (19, 1053546), (26, 769899), (38, 526773), (39, 513266), (57, 351182), (78, 256633), (114, 175591), (169, 118446), (247, 81042), (338, 59223), (494, 40521), (507, 39482), (741, 27014), (1014, 19741), (1039, 19266), (1482, 13507), (2078, 9633), (3117, 6422), (3211, 6234)]