20402847735

素因数分解:

$3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1\times {\mathrm{42359}}^1$

素因数の和:42727

約数の個数: 32

約数和(自身を含む): 33012334080

約数和(自身を除く): 12609486345

約数列:

[1, 3, 5, 15, 163, 197, 489, 591, 815, 985, 2445, 2955, 32111, 42359, 96333, 127077, 160555, 211795, 481665, 635385, 6904517, 8344723, 20713551, 25034169, 34522585, 41723615, 103567755, 125170845, 1360189849, 4080569547, 6800949245, 20402847735]

約数ペア:

[(1, 20402847735), (3, 6800949245), (5, 4080569547), (15, 1360189849), (163, 125170845), (197, 103567755), (489, 41723615), (591, 34522585), (815, 25034169), (985, 20713551), (2445, 8344723), (2955, 6904517), (32111, 635385), (42359, 481665), (96333, 211795), (127077, 160555)]