20130985251

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{2003}}^1$

素因数の和:2233

約数の個数: 96

約数和(自身を含む): 34453665792

約数和(自身を除く): 14322680541

約数列:

[1, 3, 9, 13, 17, 31, 39, 51, 93, 117, 153, 163, 221, 279, 403, 489, 527, 663, 1209, 1467, 1581, 1989, 2003, 2119, 2771, 3627, 4743, 5053, 6009, 6357, 6851, 8313, 15159, 18027, 19071, 20553, 24939, 26039, 34051, 36023, 45477, 61659, 62093, 65689, 78117, 85901, 102153, 108069, 186279, 197067, 234351, 257703, 306459, 324207, 326489, 442663, 558837, 591201, 773109, 807209, 979467, 1055581, 1116713, 1327989, 2421627, 2938401, 3166743, 3350139, 3983967, 4244357, 5550313, 7264881, 9500229, 10050417, 10121159, 12733071, 13722553, 16650939, 30363477, 38199213, 41167659, 49952817, 72154069, 91090431, 123502977, 131575067, 172059703, 216462207, 394725201, 516179109, 649386621, 1184175603, 1548537327, 2236776139, 6710328417, 20130985251]

約数ペア:

[(1, 20130985251), (3, 6710328417), (9, 2236776139), (13, 1548537327), (17, 1184175603), (31, 649386621), (39, 516179109), (51, 394725201), (93, 216462207), (117, 172059703), (153, 131575067), (163, 123502977), (221, 91090431), (279, 72154069), (403, 49952817), (489, 41167659), (527, 38199213), (663, 30363477), (1209, 16650939), (1467, 13722553), (1581, 12733071), (1989, 10121159), (2003, 10050417), (2119, 9500229), (2771, 7264881), (3627, 5550313), (4743, 4244357), (5053, 3983967), (6009, 3350139), (6357, 3166743), (6851, 2938401), (8313, 2421627), (15159, 1327989), (18027, 1116713), (19071, 1055581), (20553, 979467), (24939, 807209), (26039, 773109), (34051, 591201), (36023, 558837), (45477, 442663), (61659, 326489), (62093, 324207), (65689, 306459), (78117, 257703), (85901, 234351), (102153, 197067), (108069, 186279)]