18021016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{719}}^1$

素因数の和:979

約数の個数: 32

約数和(自身を含む): 36590400

約数和(自身を除く): 18569384

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 241, 482, 719, 964, 1438, 1928, 2876, 3133, 5752, 6266, 9347, 12532, 18694, 25064, 37388, 74776, 173279, 346558, 693116, 1386232, 2252627, 4505254, 9010508, 18021016]

約数ペア:

[(1, 18021016), (2, 9010508), (4, 4505254), (8, 2252627), (13, 1386232), (26, 693116), (52, 346558), (104, 173279), (241, 74776), (482, 37388), (719, 25064), (964, 18694), (1438, 12532), (1928, 9347), (2876, 6266), (3133, 5752)]