19184144

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1091}}^1$

素因数の和:1263

約数の個数: 40

約数和(自身を含む): 42788928

約数和(自身を除く): 23604784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 314, 628, 1091, 1099, 1256, 2182, 2198, 2512, 4364, 4396, 7637, 8728, 8792, 15274, 17456, 17584, 30548, 61096, 122192, 171287, 342574, 685148, 1199009, 1370296, 2398018, 2740592, 4796036, 9592072, 19184144]

約数ペア:

[(1, 19184144), (2, 9592072), (4, 4796036), (7, 2740592), (8, 2398018), (14, 1370296), (16, 1199009), (28, 685148), (56, 342574), (112, 171287), (157, 122192), (314, 61096), (628, 30548), (1091, 17584), (1099, 17456), (1256, 15274), (2182, 8792), (2198, 8728), (2512, 7637), (4364, 4396)]