19249946

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4373}}^1$

素因数の和:4477

約数の個数: 16

約数和(自身を含む): 30233088

約数和(自身を除く): 10983142

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4373, 4402, 8746, 135563, 271126, 310483, 620966, 9624973, 19249946]

約数ペア:

[(1, 19249946), (2, 9624973), (31, 620966), (62, 310483), (71, 271126), (142, 135563), (2201, 8746), (4373, 4402)]