16953404

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:870

約数の個数: 36

約数和(自身を含む): 33203520

約数和(自身を除く): 16250116

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 169, 338, 403, 676, 806, 809, 1612, 1618, 3236, 5239, 10478, 10517, 20956, 21034, 25079, 42068, 50158, 100316, 136721, 273442, 326027, 546884, 652054, 1304108, 4238351, 8476702, 16953404]

約数ペア:

[(1, 16953404), (2, 8476702), (4, 4238351), (13, 1304108), (26, 652054), (31, 546884), (52, 326027), (62, 273442), (124, 136721), (169, 100316), (338, 50158), (403, 42068), (676, 25079), (806, 21034), (809, 20956), (1612, 10517), (1618, 10478), (3236, 5239)]