18363728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2083}}^1$

素因数の和:2139

約数の個数: 40

約数和(自身を含む): 38762400

約数和(自身を除く): 20398672

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 76, 116, 152, 232, 304, 464, 551, 1102, 2083, 2204, 4166, 4408, 8332, 8816, 16664, 33328, 39577, 60407, 79154, 120814, 158308, 241628, 316616, 483256, 633232, 966512, 1147733, 2295466, 4590932, 9181864, 18363728]

約数ペア:

[(1, 18363728), (2, 9181864), (4, 4590932), (8, 2295466), (16, 1147733), (19, 966512), (29, 633232), (38, 483256), (58, 316616), (76, 241628), (116, 158308), (152, 120814), (232, 79154), (304, 60407), (464, 39577), (551, 33328), (1102, 16664), (2083, 8816), (2204, 8332), (4166, 4408)]