19478886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7603}}^1$

素因数の和:7676

約数の個数: 32

約数和(自身を含む): 45259008

約数和(自身を除く): 25780122

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 366, 427, 854, 1281, 2562, 7603, 15206, 22809, 45618, 53221, 106442, 159663, 319326, 463783, 927566, 1391349, 2782698, 3246481, 6492962, 9739443, 19478886]

約数ペア:

[(1, 19478886), (2, 9739443), (3, 6492962), (6, 3246481), (7, 2782698), (14, 1391349), (21, 927566), (42, 463783), (61, 319326), (122, 159663), (183, 106442), (366, 53221), (427, 45618), (854, 22809), (1281, 15206), (2562, 7603)]