20154087018

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{110563}}^1$

素因数の和:110644

約数の個数: 96

約数和(自身を含む): 50709072960

約数和(自身を除く): 30554985942

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 41, 57, 78, 82, 114, 117, 123, 171, 234, 246, 247, 342, 369, 494, 533, 738, 741, 779, 1066, 1482, 1558, 1599, 2223, 2337, 3198, 4446, 4674, 4797, 7011, 9594, 10127, 14022, 20254, 30381, 60762, 91143, 110563, 182286, 221126, 331689, 663378, 995067, 1437319, 1990134, 2100697, 2874638, 4201394, 4311957, 4533083, 6302091, 8623914, 9066166, 12604182, 12935871, 13599249, 18906273, 25871742, 27198498, 27309061, 37812546, 40797747, 54618122, 58930079, 81595494, 81927183, 86128577, 117860158, 163854366, 172257154, 176790237, 245781549, 258385731, 353580474, 491563098, 516771462, 530370711, 775157193, 1060741422, 1119671501, 1550314386, 2239343002, 3359014503, 6718029006, 10077043509, 20154087018]

約数ペア:

[(1, 20154087018), (2, 10077043509), (3, 6718029006), (6, 3359014503), (9, 2239343002), (13, 1550314386), (18, 1119671501), (19, 1060741422), (26, 775157193), (38, 530370711), (39, 516771462), (41, 491563098), (57, 353580474), (78, 258385731), (82, 245781549), (114, 176790237), (117, 172257154), (123, 163854366), (171, 117860158), (234, 86128577), (246, 81927183), (247, 81595494), (342, 58930079), (369, 54618122), (494, 40797747), (533, 37812546), (738, 27309061), (741, 27198498), (779, 25871742), (1066, 18906273), (1482, 13599249), (1558, 12935871), (1599, 12604182), (2223, 9066166), (2337, 8623914), (3198, 6302091), (4446, 4533083), (4674, 4311957), (4797, 4201394), (7011, 2874638), (9594, 2100697), (10127, 1990134), (14022, 1437319), (20254, 995067), (30381, 663378), (60762, 331689), (91143, 221126), (110563, 182286)]