31208916

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{19853}}^1$

素因数の和:19991

約数の個数: 24

約数和(自身を含む): 73380384

約数和(自身を除く): 42171468

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 19853, 39706, 59559, 79412, 119118, 238236, 2600743, 5201486, 7802229, 10402972, 15604458, 31208916]

約数ペア:

[(1, 31208916), (2, 15604458), (3, 10402972), (4, 7802229), (6, 5201486), (12, 2600743), (131, 238236), (262, 119118), (393, 79412), (524, 59559), (786, 39706), (1572, 19853)]