15641236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{313}}^1$

素因数の和:392

約数の個数: 36

約数和(自身を含む): 30556596

約数和(自身を除く): 14915360

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 313, 403, 626, 806, 961, 1252, 1612, 1922, 3844, 4069, 8138, 9703, 12493, 16276, 19406, 24986, 38812, 49972, 126139, 252278, 300793, 504556, 601586, 1203172, 3910309, 7820618, 15641236]

約数ペア:

[(1, 15641236), (2, 7820618), (4, 3910309), (13, 1203172), (26, 601586), (31, 504556), (52, 300793), (62, 252278), (124, 126139), (313, 49972), (403, 38812), (626, 24986), (806, 19406), (961, 16276), (1252, 12493), (1612, 9703), (1922, 8138), (3844, 4069)]