15400424

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{397}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 31258920

約数和(自身を除く): 15858496

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 373, 397, 746, 794, 1492, 1588, 2984, 3176, 4849, 5161, 9698, 10322, 19396, 20644, 38792, 41288, 148081, 296162, 592324, 1184648, 1925053, 3850106, 7700212, 15400424]

約数ペア:

[(1, 15400424), (2, 7700212), (4, 3850106), (8, 1925053), (13, 1184648), (26, 592324), (52, 296162), (104, 148081), (373, 41288), (397, 38792), (746, 20644), (794, 19396), (1492, 10322), (1588, 9698), (2984, 5161), (3176, 4849)]