19686848

素因数分解:

$2^6\times {\mathrm{139}}^1\times {\mathrm{2213}}^1$

素因数の和:2364

約数の個数: 28

約数和(自身を含む): 39364920

約数和(自身を除く): 19678072

約数列:

[1, 2, 4, 8, 16, 32, 64, 139, 278, 556, 1112, 2213, 2224, 4426, 4448, 8852, 8896, 17704, 35408, 70816, 141632, 307607, 615214, 1230428, 2460856, 4921712, 9843424, 19686848]

約数ペア:

[(1, 19686848), (2, 9843424), (4, 4921712), (8, 2460856), (16, 1230428), (32, 615214), (64, 307607), (139, 141632), (278, 70816), (556, 35408), (1112, 17704), (2213, 8896), (2224, 8852), (4426, 4448)]