20927504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{100613}}^1$

素因数の和:100634

約数の個数: 20

約数和(自身を含む): 43666476

約数和(自身を除く): 22738972

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 100613, 201226, 402452, 804904, 1307969, 1609808, 2615938, 5231876, 10463752, 20927504]

約数ペア:

[(1, 20927504), (2, 10463752), (4, 5231876), (8, 2615938), (13, 1609808), (16, 1307969), (26, 804904), (52, 402452), (104, 201226), (208, 100613)]