20796625878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{2089}}^1$

素因数の和:2382

約数の個数: 128

約数和(自身を含む): 51312476160

約数和(自身を除く): 30515850282

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 73, 102, 119, 146, 191, 219, 238, 357, 382, 438, 511, 573, 714, 1022, 1146, 1241, 1337, 1533, 2089, 2482, 2674, 3066, 3247, 3723, 4011, 4178, 6267, 6494, 7446, 8022, 8687, 9741, 12534, 13943, 14623, 17374, 19482, 22729, 26061, 27886, 29246, 35513, 41829, 43869, 45458, 52122, 68187, 71026, 83658, 87738, 97601, 106539, 136374, 152497, 195202, 213078, 237031, 248591, 292803, 304994, 398999, 457491, 474062, 497182, 585606, 711093, 745773, 797998, 914982, 1067479, 1196997, 1422186, 1491546, 1659217, 2134958, 2393994, 2592449, 2792993, 3202437, 3318434, 4977651, 5184898, 5585986, 6404874, 6782983, 7777347, 8378979, 9955302, 13565966, 15554694, 16757958, 18147143, 20348949, 29126927, 36294286, 40697898, 47480881, 54441429, 58253854, 87380781, 94961762, 108882858, 142442643, 174761562, 203888489, 284885286, 407776978, 495157759, 611665467, 990315518, 1223330934, 1485473277, 2970946554, 3466104313, 6932208626, 10398312939, 20796625878]

約数ペア:

[(1, 20796625878), (2, 10398312939), (3, 6932208626), (6, 3466104313), (7, 2970946554), (14, 1485473277), (17, 1223330934), (21, 990315518), (34, 611665467), (42, 495157759), (51, 407776978), (73, 284885286), (102, 203888489), (119, 174761562), (146, 142442643), (191, 108882858), (219, 94961762), (238, 87380781), (357, 58253854), (382, 54441429), (438, 47480881), (511, 40697898), (573, 36294286), (714, 29126927), (1022, 20348949), (1146, 18147143), (1241, 16757958), (1337, 15554694), (1533, 13565966), (2089, 9955302), (2482, 8378979), (2674, 7777347), (3066, 6782983), (3247, 6404874), (3723, 5585986), (4011, 5184898), (4178, 4977651), (6267, 3318434), (6494, 3202437), (7446, 2792993), (8022, 2592449), (8687, 2393994), (9741, 2134958), (12534, 1659217), (13943, 1491546), (14623, 1422186), (17374, 1196997), (19482, 1067479), (22729, 914982), (26061, 797998), (27886, 745773), (29246, 711093), (35513, 585606), (41829, 497182), (43869, 474062), (45458, 457491), (52122, 398999), (68187, 304994), (71026, 292803), (83658, 248591), (87738, 237031), (97601, 213078), (106539, 195202), (136374, 152497)]