20888942

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 13584658

約数列:

[1, 2, 19, 37, 38, 74, 83, 166, 179, 358, 703, 1406, 1577, 3071, 3154, 3401, 6142, 6623, 6802, 13246, 14857, 29714, 58349, 116698, 125837, 251674, 282283, 549709, 564566, 1099418, 10444471, 20888942]

約数ペア:

[(1, 20888942), (2, 10444471), (19, 1099418), (37, 564566), (38, 549709), (74, 282283), (83, 251674), (166, 125837), (179, 116698), (358, 58349), (703, 29714), (1406, 14857), (1577, 13246), (3071, 6802), (3154, 6623), (3401, 6142)]