20090420974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1\times {\mathrm{47701}}^1$

素因数の和:47980

約数の個数: 32

約数和(自身を含む): 32985360576

約数和(自身を除く): 12894939602

約数列:

[1, 2, 13, 26, 97, 167, 194, 334, 1261, 2171, 2522, 4342, 16199, 32398, 47701, 95402, 210587, 421174, 620113, 1240226, 4626997, 7966067, 9253994, 15932134, 60150961, 103558871, 120301922, 207117742, 772708499, 1545416998, 10045210487, 20090420974]

約数ペア:

[(1, 20090420974), (2, 10045210487), (13, 1545416998), (26, 772708499), (97, 207117742), (167, 120301922), (194, 103558871), (334, 60150961), (1261, 15932134), (2171, 9253994), (2522, 7966067), (4342, 4626997), (16199, 1240226), (32398, 620113), (47701, 421174), (95402, 210587)]