19347664

素因数分解:

$2^4\times 7^1\times {\mathrm{227}}^1\times {\mathrm{761}}^1$

素因数の和:1003

約数の個数: 40

約数和(自身を含む): 43086528

約数和(自身を除く): 23738864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 227, 454, 761, 908, 1522, 1589, 1816, 3044, 3178, 3632, 5327, 6088, 6356, 10654, 12176, 12712, 21308, 25424, 42616, 85232, 172747, 345494, 690988, 1209229, 1381976, 2418458, 2763952, 4836916, 9673832, 19347664]

約数ペア:

[(1, 19347664), (2, 9673832), (4, 4836916), (7, 2763952), (8, 2418458), (14, 1381976), (16, 1209229), (28, 690988), (56, 345494), (112, 172747), (227, 85232), (454, 42616), (761, 25424), (908, 21308), (1522, 12712), (1589, 12176), (1816, 10654), (3044, 6356), (3178, 6088), (3632, 5327)]