20158552518

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1669}}^1\times {\mathrm{154849}}^1$

素因数の和:156536

約数の個数: 32

約数和(自身を含む): 43444716000

約数和(自身を除く): 23286163482

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1669, 3338, 5007, 10014, 21697, 43394, 65091, 130182, 154849, 309698, 464547, 929094, 2013037, 4026074, 6039111, 12078222, 258442981, 516885962, 775328943, 1550657886, 3359758753, 6719517506, 10079276259, 20158552518]

約数ペア:

[(1, 20158552518), (2, 10079276259), (3, 6719517506), (6, 3359758753), (13, 1550657886), (26, 775328943), (39, 516885962), (78, 258442981), (1669, 12078222), (3338, 6039111), (5007, 4026074), (10014, 2013037), (21697, 929094), (43394, 464547), (65091, 309698), (130182, 154849)]