2019872056

素因数分解:

$2^3\times {\mathrm{991}}^1\times {\mathrm{254777}}^1$

素因数の和:255774

約数の個数: 16

約数和(自身を含む): 3791096640

約数和(自身を除く): 1771224584

約数列:

[1, 2, 4, 8, 991, 1982, 3964, 7928, 254777, 509554, 1019108, 2038216, 252484007, 504968014, 1009936028, 2019872056]

約数ペア:

[(1, 2019872056), (2, 1009936028), (4, 504968014), (8, 252484007), (991, 2038216), (1982, 1019108), (3964, 509554), (7928, 254777)]