20688480072

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1300181}}^1$

素因数の和:1300223

約数の個数: 96

約数和(自身を含む): 63890943480

約数和(自身を除く): 43202463408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 34, 36, 39, 51, 52, 68, 72, 78, 102, 104, 117, 136, 153, 156, 204, 221, 234, 306, 312, 408, 442, 468, 612, 663, 884, 936, 1224, 1326, 1768, 1989, 2652, 3978, 5304, 7956, 15912, 1300181, 2600362, 3900543, 5200724, 7801086, 10401448, 11701629, 15602172, 16902353, 22103077, 23403258, 31204344, 33804706, 44206154, 46806516, 50707059, 66309231, 67609412, 88412308, 93613032, 101414118, 132618462, 135218824, 152121177, 176824616, 198927693, 202828236, 265236924, 287340001, 304242354, 397855386, 405656472, 530473848, 574680002, 608484708, 795710772, 862020003, 1149360004, 1216969416, 1591421544, 1724040006, 2298720008, 2586060009, 3448080012, 5172120018, 6896160024, 10344240036, 20688480072]

約数ペア:

[(1, 20688480072), (2, 10344240036), (3, 6896160024), (4, 5172120018), (6, 3448080012), (8, 2586060009), (9, 2298720008), (12, 1724040006), (13, 1591421544), (17, 1216969416), (18, 1149360004), (24, 862020003), (26, 795710772), (34, 608484708), (36, 574680002), (39, 530473848), (51, 405656472), (52, 397855386), (68, 304242354), (72, 287340001), (78, 265236924), (102, 202828236), (104, 198927693), (117, 176824616), (136, 152121177), (153, 135218824), (156, 132618462), (204, 101414118), (221, 93613032), (234, 88412308), (306, 67609412), (312, 66309231), (408, 50707059), (442, 46806516), (468, 44206154), (612, 33804706), (663, 31204344), (884, 23403258), (936, 22103077), (1224, 16902353), (1326, 15602172), (1768, 11701629), (1989, 10401448), (2652, 7801086), (3978, 5200724), (5304, 3900543), (7956, 2600362), (15912, 1300181)]