19539888

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{9467}}^1$

素因数の和:9521

約数の個数: 40

約数和(自身を含む): 51657408

約数和(自身を除く): 32117520

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 9467, 18934, 28401, 37868, 56802, 75736, 113604, 151472, 227208, 407081, 454416, 814162, 1221243, 1628324, 2442486, 3256648, 4884972, 6513296, 9769944, 19539888]

約数ペア:

[(1, 19539888), (2, 9769944), (3, 6513296), (4, 4884972), (6, 3256648), (8, 2442486), (12, 1628324), (16, 1221243), (24, 814162), (43, 454416), (48, 407081), (86, 227208), (129, 151472), (172, 113604), (258, 75736), (344, 56802), (516, 37868), (688, 28401), (1032, 18934), (2064, 9467)]