20931582

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6827}}^1$

素因数の和:6912

約数の個数: 32

約数和(自身を含む): 48506112

約数和(自身を除く): 27574530

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 219, 438, 511, 1022, 1533, 3066, 6827, 13654, 20481, 40962, 47789, 95578, 143367, 286734, 498371, 996742, 1495113, 2990226, 3488597, 6977194, 10465791, 20931582]

約数ペア:

[(1, 20931582), (2, 10465791), (3, 6977194), (6, 3488597), (7, 2990226), (14, 1495113), (21, 996742), (42, 498371), (73, 286734), (146, 143367), (219, 95578), (438, 47789), (511, 40962), (1022, 20481), (1533, 13654), (3066, 6827)]