20969974776

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{7333}}^1$

素因数の和:7565

約数の個数: 128

約数和(自身を含む): 57155915520

約数和(自身を除く): 36185940744

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 43, 51, 68, 86, 102, 129, 136, 163, 172, 204, 258, 326, 344, 408, 489, 516, 652, 731, 978, 1032, 1304, 1462, 1956, 2193, 2771, 2924, 3912, 4386, 5542, 5848, 7009, 7333, 8313, 8772, 11084, 14018, 14666, 16626, 17544, 21027, 21999, 22168, 28036, 29332, 33252, 42054, 43998, 56072, 58664, 66504, 84108, 87996, 119153, 124661, 168216, 175992, 238306, 249322, 315319, 357459, 373983, 476612, 498644, 630638, 714918, 747966, 945957, 953224, 997288, 1195279, 1261276, 1429836, 1495932, 1891914, 2390558, 2522552, 2859672, 2991864, 3585837, 3783828, 4781116, 5360423, 7171674, 7567656, 9562232, 10720846, 14343348, 16081269, 20319743, 21441692, 28686696, 32162538, 40639486, 42883384, 51396997, 60959229, 64325076, 81278972, 102793994, 121918458, 128650152, 154190991, 162557944, 205587988, 243836916, 308381982, 411175976, 487673832, 616763964, 873748949, 1233527928, 1747497898, 2621246847, 3494995796, 5242493694, 6989991592, 10484987388, 20969974776]

約数ペア:

[(1, 20969974776), (2, 10484987388), (3, 6989991592), (4, 5242493694), (6, 3494995796), (8, 2621246847), (12, 1747497898), (17, 1233527928), (24, 873748949), (34, 616763964), (43, 487673832), (51, 411175976), (68, 308381982), (86, 243836916), (102, 205587988), (129, 162557944), (136, 154190991), (163, 128650152), (172, 121918458), (204, 102793994), (258, 81278972), (326, 64325076), (344, 60959229), (408, 51396997), (489, 42883384), (516, 40639486), (652, 32162538), (731, 28686696), (978, 21441692), (1032, 20319743), (1304, 16081269), (1462, 14343348), (1956, 10720846), (2193, 9562232), (2771, 7567656), (2924, 7171674), (3912, 5360423), (4386, 4781116), (5542, 3783828), (5848, 3585837), (7009, 2991864), (7333, 2859672), (8313, 2522552), (8772, 2390558), (11084, 1891914), (14018, 1495932), (14666, 1429836), (16626, 1261276), (17544, 1195279), (21027, 997288), (21999, 953224), (22168, 945957), (28036, 747966), (29332, 714918), (33252, 630638), (42054, 498644), (43998, 476612), (56072, 373983), (58664, 357459), (66504, 315319), (84108, 249322), (87996, 238306), (119153, 175992), (124661, 168216)]