20020576784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{357817}}^1$

素因数の和:358107

約数の個数: 40

約数和(自身を含む): 41929113240

約数和(自身を除く): 21908536456

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 269, 538, 1076, 2152, 3497, 4304, 6994, 13988, 27976, 55952, 357817, 715634, 1431268, 2862536, 4651621, 5725072, 9303242, 18606484, 37212968, 74425936, 96252773, 192505546, 385011092, 770022184, 1251286049, 1540044368, 2502572098, 5005144196, 10010288392, 20020576784]

約数ペア:

[(1, 20020576784), (2, 10010288392), (4, 5005144196), (8, 2502572098), (13, 1540044368), (16, 1251286049), (26, 770022184), (52, 385011092), (104, 192505546), (208, 96252773), (269, 74425936), (538, 37212968), (1076, 18606484), (2152, 9303242), (3497, 5725072), (4304, 4651621), (6994, 2862536), (13988, 1431268), (27976, 715634), (55952, 357817)]