20145746624

素因数分解:

$2^6\times {\mathrm{36479}}^1\times {\mathrm{8629}}^1$

素因数の和:45120

約数の個数: 28

約数和(自身を含む): 39982444800

約数和(自身を除く): 19836698176

約数列:

[1, 2, 4, 8, 16, 32, 64, 8629, 17258, 34516, 36479, 69032, 72958, 138064, 145916, 276128, 291832, 552256, 583664, 1167328, 2334656, 314777291, 629554582, 1259109164, 2518218328, 5036436656, 10072873312, 20145746624]

約数ペア:

[(1, 20145746624), (2, 10072873312), (4, 5036436656), (8, 2518218328), (16, 1259109164), (32, 629554582), (64, 314777291), (8629, 2334656), (17258, 1167328), (34516, 583664), (36479, 552256), (69032, 291832), (72958, 276128), (138064, 145916)]