71643952

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{61339}}^1$

素因数の和:61420

約数の個数: 20

約数和(自身を含む): 140713960

約数和(自身を除く): 69070008

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 61339, 122678, 245356, 490712, 981424, 4477747, 8955494, 17910988, 35821976, 71643952]

約数ペア:

[(1, 71643952), (2, 35821976), (4, 17910988), (8, 8955494), (16, 4477747), (73, 981424), (146, 490712), (292, 245356), (584, 122678), (1168, 61339)]