19282978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{353}}^1$

素因数の和:570

約数の個数: 32

約数和(自身を含む): 34255872

約数和(自身を除く): 14972894

約数列:

[1, 2, 11, 13, 22, 26, 143, 191, 286, 353, 382, 706, 2101, 2483, 3883, 4202, 4589, 4966, 7766, 9178, 27313, 50479, 54626, 67423, 100958, 134846, 741653, 876499, 1483306, 1752998, 9641489, 19282978]

約数ペア:

[(1, 19282978), (2, 9641489), (11, 1752998), (13, 1483306), (22, 876499), (26, 741653), (143, 134846), (191, 100958), (286, 67423), (353, 54626), (382, 50479), (706, 27313), (2101, 9178), (2483, 7766), (3883, 4966), (4202, 4589)]