20125084

素因数分解:

$2^2\times 7^2\times {\mathrm{102679}}^1$

素因数の和:102697

約数の個数: 18

約数和(自身を含む): 40969320

約数和(自身を除く): 20844236

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 102679, 205358, 410716, 718753, 1437506, 2875012, 5031271, 10062542, 20125084]

約数ペア:

[(1, 20125084), (2, 10062542), (4, 5031271), (7, 2875012), (14, 1437506), (28, 718753), (49, 410716), (98, 205358), (196, 102679)]