81882704

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{269351}}^1$

素因数の和:269378

約数の個数: 20

約数和(自身を含む): 166998240

約数和(自身を除く): 85115536

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 269351, 538702, 1077404, 2154808, 4309616, 5117669, 10235338, 20470676, 40941352, 81882704]

約数ペア:

[(1, 81882704), (2, 40941352), (4, 20470676), (8, 10235338), (16, 5117669), (19, 4309616), (38, 2154808), (76, 1077404), (152, 538702), (304, 269351)]