18597068

素因数分解:

$2^2\times 7^2\times {\mathrm{239}}^1\times {\mathrm{397}}^1$

素因数の和:654

約数の個数: 36

約数和(自身を含む): 38112480

約数和(自身を除く): 19515412

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 239, 397, 478, 794, 956, 1588, 1673, 2779, 3346, 5558, 6692, 11116, 11711, 19453, 23422, 38906, 46844, 77812, 94883, 189766, 379532, 664181, 1328362, 2656724, 4649267, 9298534, 18597068]

約数ペア:

[(1, 18597068), (2, 9298534), (4, 4649267), (7, 2656724), (14, 1328362), (28, 664181), (49, 379532), (98, 189766), (196, 94883), (239, 77812), (397, 46844), (478, 38906), (794, 23422), (956, 19453), (1588, 11711), (1673, 11116), (2779, 6692), (3346, 5558)]