19541132

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:378

約数の個数: 36

約数和(自身を含む): 37476936

約数和(自身を除く): 17935804

約数列:

[1, 2, 4, 13, 26, 52, 137, 169, 211, 274, 338, 422, 548, 676, 844, 1781, 2743, 3562, 5486, 7124, 10972, 23153, 28907, 35659, 46306, 57814, 71318, 92612, 115628, 142636, 375791, 751582, 1503164, 4885283, 9770566, 19541132]

約数ペア:

[(1, 19541132), (2, 9770566), (4, 4885283), (13, 1503164), (26, 751582), (52, 375791), (137, 142636), (169, 115628), (211, 92612), (274, 71318), (338, 57814), (422, 46306), (548, 35659), (676, 28907), (844, 23153), (1781, 10972), (2743, 7124), (3562, 5486)]