2539888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{12211}}^1$

素因数の和:12232

約数の個数: 20

約数和(自身を含む): 5300008

約数和(自身を除く): 2760120

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 12211, 24422, 48844, 97688, 158743, 195376, 317486, 634972, 1269944, 2539888]

約数ペア:

[(1, 2539888), (2, 1269944), (4, 634972), (8, 317486), (13, 195376), (16, 158743), (26, 97688), (52, 48844), (104, 24422), (208, 12211)]