31863664

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4007}}^1$

素因数の和:4093

約数の個数: 40

約数和(自身を含む): 71566848

約数和(自身を除く): 39703184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 4007, 7952, 8014, 16028, 28049, 32056, 56098, 64112, 112196, 224392, 284497, 448784, 568994, 1137988, 1991479, 2275976, 3982958, 4551952, 7965916, 15931832, 31863664]

約数ペア:

[(1, 31863664), (2, 15931832), (4, 7965916), (7, 4551952), (8, 3982958), (14, 2275976), (16, 1991479), (28, 1137988), (56, 568994), (71, 448784), (112, 284497), (142, 224392), (284, 112196), (497, 64112), (568, 56098), (994, 32056), (1136, 28049), (1988, 16028), (3976, 8014), (4007, 7952)]