19725216

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:366

約数の個数: 96

約数和(自身を含む): 59875200

約数和(自身を除く): 40149984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 149, 168, 197, 224, 298, 336, 394, 447, 591, 596, 672, 788, 894, 1043, 1182, 1192, 1379, 1576, 1788, 2086, 2364, 2384, 2758, 3129, 3152, 3576, 4137, 4172, 4728, 4768, 5516, 6258, 6304, 7152, 8274, 8344, 9456, 11032, 12516, 14304, 16548, 16688, 18912, 22064, 25032, 29353, 33096, 33376, 44128, 50064, 58706, 66192, 88059, 100128, 117412, 132384, 176118, 205471, 234824, 352236, 410942, 469648, 616413, 704472, 821884, 939296, 1232826, 1408944, 1643768, 2465652, 2817888, 3287536, 4931304, 6575072, 9862608, 19725216]

約数ペア:

[(1, 19725216), (2, 9862608), (3, 6575072), (4, 4931304), (6, 3287536), (7, 2817888), (8, 2465652), (12, 1643768), (14, 1408944), (16, 1232826), (21, 939296), (24, 821884), (28, 704472), (32, 616413), (42, 469648), (48, 410942), (56, 352236), (84, 234824), (96, 205471), (112, 176118), (149, 132384), (168, 117412), (197, 100128), (224, 88059), (298, 66192), (336, 58706), (394, 50064), (447, 44128), (591, 33376), (596, 33096), (672, 29353), (788, 25032), (894, 22064), (1043, 18912), (1182, 16688), (1192, 16548), (1379, 14304), (1576, 12516), (1788, 11032), (2086, 9456), (2364, 8344), (2384, 8274), (2758, 7152), (3129, 6304), (3152, 6258), (3576, 5516), (4137, 4768), (4172, 4728)]