20041785724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{997}}^1\times {\mathrm{12853}}^1$

素因数の和:13894

約数の個数: 48

約数和(自身を含む): 38792755008

約数和(自身を除く): 18750969284

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 997, 1564, 1994, 3988, 12853, 16949, 22931, 25706, 33898, 45862, 51412, 67796, 91724, 218501, 295619, 389827, 437002, 591238, 779654, 874004, 1182476, 1559308, 5025523, 10051046, 12814441, 20102092, 25628882, 51257764, 217845497, 294732143, 435690994, 589464286, 871381988, 1178928572, 5010446431, 10020892862, 20041785724]

約数ペア:

[(1, 20041785724), (2, 10020892862), (4, 5010446431), (17, 1178928572), (23, 871381988), (34, 589464286), (46, 435690994), (68, 294732143), (92, 217845497), (391, 51257764), (782, 25628882), (997, 20102092), (1564, 12814441), (1994, 10051046), (3988, 5025523), (12853, 1559308), (16949, 1182476), (22931, 874004), (25706, 779654), (33898, 591238), (45862, 437002), (51412, 389827), (67796, 295619), (91724, 218501)]