19102216

素因数分解:

$2^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1297}}^1$

素因数の和:1573

約数の個数: 32

約数和(自身を含む): 41120640

約数和(自身を除く): 22018424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 263, 526, 1052, 1297, 1841, 2104, 2594, 3682, 5188, 7364, 9079, 10376, 14728, 18158, 36316, 72632, 341111, 682222, 1364444, 2387777, 2728888, 4775554, 9551108, 19102216]

約数ペア:

[(1, 19102216), (2, 9551108), (4, 4775554), (7, 2728888), (8, 2387777), (14, 1364444), (28, 682222), (56, 341111), (263, 72632), (526, 36316), (1052, 18158), (1297, 14728), (1841, 10376), (2104, 9079), (2594, 7364), (3682, 5188)]