19143278

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{631}}^1$

素因数の和:848

約数の個数: 32

約数和(自身を含む): 36039168

約数和(自身を除く): 16895890

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 197, 394, 631, 1262, 1379, 2167, 2758, 4334, 4417, 6941, 8834, 13882, 15169, 30338, 48587, 97174, 124307, 248614, 870149, 1367377, 1740298, 2734754, 9571639, 19143278]

約数ペア:

[(1, 19143278), (2, 9571639), (7, 2734754), (11, 1740298), (14, 1367377), (22, 870149), (77, 248614), (154, 124307), (197, 97174), (394, 48587), (631, 30338), (1262, 15169), (1379, 13882), (2167, 8834), (2758, 6941), (4334, 4417)]