19303578

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6661}}^1$

素因数の和:6699

約数の個数: 48

約数和(自身を含む): 49885056

約数和(自身を除く): 30581478

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 6661, 13322, 19983, 39966, 46627, 59949, 93254, 119898, 139881, 153203, 279762, 306406, 419643, 459609, 839286, 919218, 1072421, 1378827, 2144842, 2757654, 3217263, 6434526, 9651789, 19303578]

約数ペア:

[(1, 19303578), (2, 9651789), (3, 6434526), (6, 3217263), (7, 2757654), (9, 2144842), (14, 1378827), (18, 1072421), (21, 919218), (23, 839286), (42, 459609), (46, 419643), (63, 306406), (69, 279762), (126, 153203), (138, 139881), (161, 119898), (207, 93254), (322, 59949), (414, 46627), (483, 39966), (966, 19983), (1449, 13322), (2898, 6661)]