20137067139

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 32869877760

約数和(自身を除く): 12732810621

約数列:

[1, 3, 7, 21, 41, 47, 53, 123, 141, 159, 229, 287, 329, 371, 687, 861, 987, 1113, 1603, 1681, 1927, 2173, 2491, 4809, 5043, 5781, 6519, 7473, 9389, 10763, 11767, 12137, 13489, 15211, 17437, 28167, 32289, 35301, 36411, 40467, 45633, 52311, 65723, 75341, 79007, 84959, 89093, 102131, 197169, 226023, 237021, 254877, 267279, 306393, 384949, 441283, 497617, 553049, 570439, 623651, 714917, 1154847, 1323849, 1492851, 1659147, 1711317, 1870953, 2144751, 2694643, 3088981, 3483319, 3993073, 4187371, 8083929, 9266943, 10449957, 11979219, 12562113, 18092603, 20402297, 23387999, 29311597, 54277809, 61206891, 70163997, 87934791, 126648221, 142816079, 163715993, 379944663, 428448237, 491147979, 958907959, 2876723877, 6712355713, 20137067139]

約数ペア:

[(1, 20137067139), (3, 6712355713), (7, 2876723877), (21, 958907959), (41, 491147979), (47, 428448237), (53, 379944663), (123, 163715993), (141, 142816079), (159, 126648221), (229, 87934791), (287, 70163997), (329, 61206891), (371, 54277809), (687, 29311597), (861, 23387999), (987, 20402297), (1113, 18092603), (1603, 12562113), (1681, 11979219), (1927, 10449957), (2173, 9266943), (2491, 8083929), (4809, 4187371), (5043, 3993073), (5781, 3483319), (6519, 3088981), (7473, 2694643), (9389, 2144751), (10763, 1870953), (11767, 1711317), (12137, 1659147), (13489, 1492851), (15211, 1323849), (17437, 1154847), (28167, 714917), (32289, 623651), (35301, 570439), (36411, 553049), (40467, 497617), (45633, 441283), (52311, 384949), (65723, 306393), (75341, 267279), (79007, 254877), (84959, 237021), (89093, 226023), (102131, 197169)]