20882624

素因数分解:

$2^6\times 7^2\times {\mathrm{6659}}^1$

素因数の和:6685

約数の個数: 42

約数和(自身を含む): 48211740

約数和(自身を除く): 27329116

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 6659, 13318, 26636, 46613, 53272, 93226, 106544, 186452, 213088, 326291, 372904, 426176, 652582, 745808, 1305164, 1491616, 2610328, 2983232, 5220656, 10441312, 20882624]

約数ペア:

[(1, 20882624), (2, 10441312), (4, 5220656), (7, 2983232), (8, 2610328), (14, 1491616), (16, 1305164), (28, 745808), (32, 652582), (49, 426176), (56, 372904), (64, 326291), (98, 213088), (112, 186452), (196, 106544), (224, 93226), (392, 53272), (448, 46613), (784, 26636), (1568, 13318), (3136, 6659)]