19137244

素因数分解:

$2^2\times 7^2\times {\mathrm{251}}^1\times {\mathrm{389}}^1$

素因数の和:658

約数の個数: 36

約数和(自身を含む): 39213720

約数和(自身を除く): 20076476

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 251, 389, 502, 778, 1004, 1556, 1757, 2723, 3514, 5446, 7028, 10892, 12299, 19061, 24598, 38122, 49196, 76244, 97639, 195278, 390556, 683473, 1366946, 2733892, 4784311, 9568622, 19137244]

約数ペア:

[(1, 19137244), (2, 9568622), (4, 4784311), (7, 2733892), (14, 1366946), (28, 683473), (49, 390556), (98, 195278), (196, 97639), (251, 76244), (389, 49196), (502, 38122), (778, 24598), (1004, 19061), (1556, 12299), (1757, 10892), (2723, 7028), (3514, 5446)]