18922784

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31123}}^1$

素因数の和:31152

約数の個数: 24

約数和(自身を含む): 39216240

約数和(自身を除く): 20293456

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 31123, 62246, 124492, 248984, 497968, 591337, 995936, 1182674, 2365348, 4730696, 9461392, 18922784]

約数ペア:

[(1, 18922784), (2, 9461392), (4, 4730696), (8, 2365348), (16, 1182674), (19, 995936), (32, 591337), (38, 497968), (76, 248984), (152, 124492), (304, 62246), (608, 31123)]