31131136

素因数分解:

$2^9\times {\mathrm{41}}^1\times {\mathrm{1483}}^1$

素因数の和:1542

約数の個数: 40

約数和(自身を含む): 63761544

約数和(自身を除く): 32630408

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 656, 1312, 1483, 2624, 2966, 5248, 5932, 10496, 11864, 20992, 23728, 47456, 60803, 94912, 121606, 189824, 243212, 379648, 486424, 759296, 972848, 1945696, 3891392, 7782784, 15565568, 31131136]

約数ペア:

[(1, 31131136), (2, 15565568), (4, 7782784), (8, 3891392), (16, 1945696), (32, 972848), (41, 759296), (64, 486424), (82, 379648), (128, 243212), (164, 189824), (256, 121606), (328, 94912), (512, 60803), (656, 47456), (1312, 23728), (1483, 20992), (2624, 11864), (2966, 10496), (5248, 5932)]