19005707988

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{58549}}^1$

素因数の和:58757

約数の個数: 72

約数和(自身を含む): 49103308800

約数和(自身を除く): 30097600812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 127, 142, 213, 254, 284, 381, 426, 508, 639, 762, 852, 1143, 1278, 1524, 2286, 2556, 4572, 9017, 18034, 27051, 36068, 54102, 58549, 81153, 108204, 117098, 162306, 175647, 234196, 324612, 351294, 526941, 702588, 1053882, 2107764, 4156979, 7435723, 8313958, 12470937, 14871446, 16627916, 22307169, 24941874, 29742892, 37412811, 44614338, 49883748, 66921507, 74825622, 89228676, 133843014, 149651244, 267686028, 527936333, 1055872666, 1583808999, 2111745332, 3167617998, 4751426997, 6335235996, 9502853994, 19005707988]

約数ペア:

[(1, 19005707988), (2, 9502853994), (3, 6335235996), (4, 4751426997), (6, 3167617998), (9, 2111745332), (12, 1583808999), (18, 1055872666), (36, 527936333), (71, 267686028), (127, 149651244), (142, 133843014), (213, 89228676), (254, 74825622), (284, 66921507), (381, 49883748), (426, 44614338), (508, 37412811), (639, 29742892), (762, 24941874), (852, 22307169), (1143, 16627916), (1278, 14871446), (1524, 12470937), (2286, 8313958), (2556, 7435723), (4572, 4156979), (9017, 2107764), (18034, 1053882), (27051, 702588), (36068, 526941), (54102, 351294), (58549, 324612), (81153, 234196), (108204, 175647), (117098, 162306)]