18677392

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{40253}}^1$

素因数の和:40290

約数の個数: 20

約数和(自身を含む): 37436220

約数和(自身を除く): 18758828

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 40253, 80506, 161012, 322024, 644048, 1167337, 2334674, 4669348, 9338696, 18677392]

約数ペア:

[(1, 18677392), (2, 9338696), (4, 4669348), (8, 2334674), (16, 1167337), (29, 644048), (58, 322024), (116, 161012), (232, 80506), (464, 40253)]