18728632

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1783}}^1$

素因数の和:1903

約数の個数: 32

約数和(自身を含む): 38213280

約数和(自身を除く): 19484648

約数列:

[1, 2, 4, 8, 13, 26, 52, 101, 104, 202, 404, 808, 1313, 1783, 2626, 3566, 5252, 7132, 10504, 14264, 23179, 46358, 92716, 180083, 185432, 360166, 720332, 1440664, 2341079, 4682158, 9364316, 18728632]

約数ペア:

[(1, 18728632), (2, 9364316), (4, 4682158), (8, 2341079), (13, 1440664), (26, 720332), (52, 360166), (101, 185432), (104, 180083), (202, 92716), (404, 46358), (808, 23179), (1313, 14264), (1783, 10504), (2626, 7132), (3566, 5252)]