1958216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 4166400

約数和(自身を除く): 2208184

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 991, 1976, 1982, 3964, 7928, 12883, 18829, 25766, 37658, 51532, 75316, 103064, 150632, 244777, 489554, 979108, 1958216]

約数ペア:

[(1, 1958216), (2, 979108), (4, 489554), (8, 244777), (13, 150632), (19, 103064), (26, 75316), (38, 51532), (52, 37658), (76, 25766), (104, 18829), (152, 12883), (247, 7928), (494, 3964), (988, 1982), (991, 1976)]