18771516

素因数分解:

$2^2\times 3^2\times {\mathrm{523}}^1\times {\mathrm{997}}^1$

素因数の和:1530

約数の個数: 36

約数和(自身を含む): 47588632

約数和(自身を除く): 28817116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 523, 997, 1046, 1569, 1994, 2092, 2991, 3138, 3988, 4707, 5982, 6276, 8973, 9414, 11964, 17946, 18828, 35892, 521431, 1042862, 1564293, 2085724, 3128586, 4692879, 6257172, 9385758, 18771516]

約数ペア:

[(1, 18771516), (2, 9385758), (3, 6257172), (4, 4692879), (6, 3128586), (9, 2085724), (12, 1564293), (18, 1042862), (36, 521431), (523, 35892), (997, 18828), (1046, 17946), (1569, 11964), (1994, 9414), (2092, 8973), (2991, 6276), (3138, 5982), (3988, 4707)]