20143727968

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6917489}}^1$

素因数の和:6917519

約数の個数: 48

約数和(自身を含む): 48809809440

約数和(自身を除く): 28666081472

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 6917489, 13834978, 27669956, 48422423, 55339912, 89927357, 96844846, 110679824, 179854714, 193689692, 221359648, 359709428, 387379384, 629491499, 719418856, 774758768, 1258982998, 1438837712, 1549517536, 2517965996, 2877675424, 5035931992, 10071863984, 20143727968]

約数ペア:

[(1, 20143727968), (2, 10071863984), (4, 5035931992), (7, 2877675424), (8, 2517965996), (13, 1549517536), (14, 1438837712), (16, 1258982998), (26, 774758768), (28, 719418856), (32, 629491499), (52, 387379384), (56, 359709428), (91, 221359648), (104, 193689692), (112, 179854714), (182, 110679824), (208, 96844846), (224, 89927357), (364, 55339912), (416, 48422423), (728, 27669956), (1456, 13834978), (2912, 6917489)]