31011148

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{20897}}^1$

素因数の和:20961

約数の個数: 24

約数和(自身を含む): 63195552

約数和(自身を除く): 32184404

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 20897, 41794, 83588, 146279, 292558, 585116, 1107541, 2215082, 4430164, 7752787, 15505574, 31011148]

約数ペア:

[(1, 31011148), (2, 15505574), (4, 7752787), (7, 4430164), (14, 2215082), (28, 1107541), (53, 585116), (106, 292558), (212, 146279), (371, 83588), (742, 41794), (1484, 20897)]