16338920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2417}}^1$

素因数の和:2454

約数の個数: 48

約数和(自身を含む): 39824460

約数和(自身を除く): 23485540

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 2417, 3380, 4834, 6760, 9668, 12085, 19336, 24170, 31421, 48340, 62842, 96680, 125684, 157105, 251368, 314210, 408473, 628420, 816946, 1256840, 1633892, 2042365, 3267784, 4084730, 8169460, 16338920]

約数ペア:

[(1, 16338920), (2, 8169460), (4, 4084730), (5, 3267784), (8, 2042365), (10, 1633892), (13, 1256840), (20, 816946), (26, 628420), (40, 408473), (52, 314210), (65, 251368), (104, 157105), (130, 125684), (169, 96680), (260, 62842), (338, 48340), (520, 31421), (676, 24170), (845, 19336), (1352, 12085), (1690, 9668), (2417, 6760), (3380, 4834)]