20307616

素因数分解:

$2^5\times 7^1\times {\mathrm{90659}}^1$

素因数の和:90676

約数の個数: 24

約数和(自身を含む): 45692640

約数和(自身を除く): 25385024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 90659, 181318, 362636, 634613, 725272, 1269226, 1450544, 2538452, 2901088, 5076904, 10153808, 20307616]

約数ペア:

[(1, 20307616), (2, 10153808), (4, 5076904), (7, 2901088), (8, 2538452), (14, 1450544), (16, 1269226), (28, 725272), (32, 634613), (56, 362636), (112, 181318), (224, 90659)]