396156772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{22679}}^1$

素因数の和:23091

約数の個数: 24

約数和(自身を含む): 758237760

約数和(自身を除く): 362080988

約数列:

[1, 2, 4, 11, 22, 44, 397, 794, 1588, 4367, 8734, 17468, 22679, 45358, 90716, 249469, 498938, 997876, 9003563, 18007126, 36014252, 99039193, 198078386, 396156772]

約数ペア:

[(1, 396156772), (2, 198078386), (4, 99039193), (11, 36014252), (22, 18007126), (44, 9003563), (397, 997876), (794, 498938), (1588, 249469), (4367, 90716), (8734, 45358), (17468, 22679)]