20809929434

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1039}}^1\times {\mathrm{26993}}^1$

素因数の和:28094

約数の個数: 32

約数和(自身を含む): 36383592960

約数和(自身を除く): 15573663526

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 1039, 2078, 7273, 14546, 26993, 53986, 55067, 110134, 188951, 377902, 385469, 770938, 1430629, 2861258, 10014403, 20028806, 28045727, 56091454, 196320089, 392640178, 1486423531, 2972847062, 10404964717, 20809929434]

約数ペア:

[(1, 20809929434), (2, 10404964717), (7, 2972847062), (14, 1486423531), (53, 392640178), (106, 196320089), (371, 56091454), (742, 28045727), (1039, 20028806), (2078, 10014403), (7273, 2861258), (14546, 1430629), (26993, 770938), (53986, 385469), (55067, 377902), (110134, 188951)]