16513888

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 34639920

約数和(自身を除く): 18126032

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 157, 173, 304, 314, 346, 608, 628, 692, 1256, 1384, 2512, 2768, 2983, 3287, 5024, 5536, 5966, 6574, 11932, 13148, 23864, 26296, 27161, 47728, 52592, 54322, 95456, 105184, 108644, 217288, 434576, 516059, 869152, 1032118, 2064236, 4128472, 8256944, 16513888]

約数ペア:

[(1, 16513888), (2, 8256944), (4, 4128472), (8, 2064236), (16, 1032118), (19, 869152), (32, 516059), (38, 434576), (76, 217288), (152, 108644), (157, 105184), (173, 95456), (304, 54322), (314, 52592), (346, 47728), (608, 27161), (628, 26296), (692, 23864), (1256, 13148), (1384, 11932), (2512, 6574), (2768, 5966), (2983, 5536), (3287, 5024)]