19499808

素因数分解:

$2^5\times 3^1\times {\mathrm{229}}^1\times {\mathrm{887}}^1$

素因数の和:1129

約数の個数: 48

約数和(自身を含む): 51468480

約数和(自身を除く): 31968672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 229, 458, 687, 887, 916, 1374, 1774, 1832, 2661, 2748, 3548, 3664, 5322, 5496, 7096, 7328, 10644, 10992, 14192, 21288, 21984, 28384, 42576, 85152, 203123, 406246, 609369, 812492, 1218738, 1624984, 2437476, 3249968, 4874952, 6499936, 9749904, 19499808]

約数ペア:

[(1, 19499808), (2, 9749904), (3, 6499936), (4, 4874952), (6, 3249968), (8, 2437476), (12, 1624984), (16, 1218738), (24, 812492), (32, 609369), (48, 406246), (96, 203123), (229, 85152), (458, 42576), (687, 28384), (887, 21984), (916, 21288), (1374, 14192), (1774, 10992), (1832, 10644), (2661, 7328), (2748, 7096), (3548, 5496), (3664, 5322)]