18693892

素因数分解:

$2^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{751}}^1$

素因数の和:896

約数の個数: 36

約数和(自身を含む): 38406144

約数和(自身を除く): 19712252

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 127, 196, 254, 508, 751, 889, 1502, 1778, 3004, 3556, 5257, 6223, 10514, 12446, 21028, 24892, 36799, 73598, 95377, 147196, 190754, 381508, 667639, 1335278, 2670556, 4673473, 9346946, 18693892]

約数ペア:

[(1, 18693892), (2, 9346946), (4, 4673473), (7, 2670556), (14, 1335278), (28, 667639), (49, 381508), (98, 190754), (127, 147196), (196, 95377), (254, 73598), (508, 36799), (751, 24892), (889, 21028), (1502, 12446), (1778, 10514), (3004, 6223), (3556, 5257)]