39981344

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{7393}}^1$

素因数の和:7429

約数の個数: 36

約数和(自身を含む): 85245426

約数和(自身を除く): 45264082

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 5408, 7393, 14786, 29572, 59144, 96109, 118288, 192218, 236576, 384436, 768872, 1249417, 1537744, 2498834, 3075488, 4997668, 9995336, 19990672, 39981344]

約数ペア:

[(1, 39981344), (2, 19990672), (4, 9995336), (8, 4997668), (13, 3075488), (16, 2498834), (26, 1537744), (32, 1249417), (52, 768872), (104, 384436), (169, 236576), (208, 192218), (338, 118288), (416, 96109), (676, 59144), (1352, 29572), (2704, 14786), (5408, 7393)]