20080492

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{193}}^1$

素因数の和:290

約数の個数: 36

約数和(自身を含む): 38214120

約数和(自身を除く): 18133628

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 193, 386, 703, 772, 1369, 1406, 2738, 2812, 3667, 5476, 7141, 7334, 14282, 14668, 26011, 28564, 52022, 104044, 135679, 264217, 271358, 528434, 542716, 1056868, 5020123, 10040246, 20080492]

約数ペア:

[(1, 20080492), (2, 10040246), (4, 5020123), (19, 1056868), (37, 542716), (38, 528434), (74, 271358), (76, 264217), (148, 135679), (193, 104044), (386, 52022), (703, 28564), (772, 26011), (1369, 14668), (1406, 14282), (2738, 7334), (2812, 7141), (3667, 5476)]