20163595556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{391283}}^1$

素因数の和:392291

約数の個数: 24

約数和(自身を含む): 38039065344

約数和(自身を除く): 17875469788

約数列:

[1, 2, 4, 13, 26, 52, 991, 1982, 3964, 12883, 25766, 51532, 391283, 782566, 1565132, 5086679, 10173358, 20346716, 387761453, 775522906, 1551045812, 5040898889, 10081797778, 20163595556]

約数ペア:

[(1, 20163595556), (2, 10081797778), (4, 5040898889), (13, 1551045812), (26, 775522906), (52, 387761453), (991, 20346716), (1982, 10173358), (3964, 5086679), (12883, 1565132), (25766, 782566), (51532, 391283)]