638540891042

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{36373}}^1\times {\mathrm{461983}}^1$

素因数の和:498377

約数の個数: 16

約数和(自身を含む): 1008252360960

約数和(自身を除く): 369711469918

約数列:

[1, 2, 19, 38, 36373, 72746, 461983, 691087, 923966, 1382174, 8777677, 17555354, 16803707659, 33607415318, 319270445521, 638540891042]

約数ペア:

[(1, 638540891042), (2, 319270445521), (19, 33607415318), (38, 16803707659), (36373, 17555354), (72746, 8777677), (461983, 1382174), (691087, 923966)]