20668236470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2866607}}^1$

素因数の和:2866724

約数の個数: 32

約数和(自身を含む): 42930321408

約数和(自身を除く): 22262084938

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1442, 3605, 7210, 2866607, 5733214, 14333035, 20066249, 28666070, 40132498, 100331245, 200662490, 295260521, 590521042, 1476302605, 2066823647, 2952605210, 4133647294, 10334118235, 20668236470]

約数ペア:

[(1, 20668236470), (2, 10334118235), (5, 4133647294), (7, 2952605210), (10, 2066823647), (14, 1476302605), (35, 590521042), (70, 295260521), (103, 200662490), (206, 100331245), (515, 40132498), (721, 28666070), (1030, 20066249), (1442, 14333035), (3605, 5733214), (7210, 2866607)]