556620124

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{385471}}^1$

素因数の和:385513

約数の個数: 18

約数和(自身を含む): 1028053824

約数和(自身を除く): 471433700

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 385471, 770942, 1541884, 7323949, 14647898, 29295796, 139155031, 278310062, 556620124]

約数ペア:

[(1, 556620124), (2, 278310062), (4, 139155031), (19, 29295796), (38, 14647898), (76, 7323949), (361, 1541884), (722, 770942), (1444, 385471)]