19910588110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1471}}^1\times {\mathrm{10177}}^1$

素因数の和:11681

約数の個数: 64

約数和(自身を含む): 43148206080

約数和(自身を除く): 23237617970

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 1471, 2942, 7355, 10177, 10297, 14710, 20354, 20594, 27949, 50885, 51485, 55898, 71239, 101770, 102970, 139745, 142478, 193363, 195643, 279490, 356195, 386726, 391286, 712390, 966815, 978215, 1353541, 1933630, 1956430, 2707082, 6767705, 13535410, 14970367, 29940734, 74851835, 104792569, 149703670, 209585138, 284436973, 523962845, 568873946, 1047925690, 1422184865, 1991058811, 2844369730, 3982117622, 9955294055, 19910588110]

約数ペア:

[(1, 19910588110), (2, 9955294055), (5, 3982117622), (7, 2844369730), (10, 1991058811), (14, 1422184865), (19, 1047925690), (35, 568873946), (38, 523962845), (70, 284436973), (95, 209585138), (133, 149703670), (190, 104792569), (266, 74851835), (665, 29940734), (1330, 14970367), (1471, 13535410), (2942, 6767705), (7355, 2707082), (10177, 1956430), (10297, 1933630), (14710, 1353541), (20354, 978215), (20594, 966815), (27949, 712390), (50885, 391286), (51485, 386726), (55898, 356195), (71239, 279490), (101770, 195643), (102970, 193363), (139745, 142478)]