16885404

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{20393}}^1$

素因数の和:20426

約数の個数: 36

約数和(自身を含む): 44540496

約数和(自身を除く): 27655092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 20393, 40786, 61179, 81572, 122358, 183537, 244716, 367074, 469039, 734148, 938078, 1407117, 1876156, 2814234, 4221351, 5628468, 8442702, 16885404]

約数ペア:

[(1, 16885404), (2, 8442702), (3, 5628468), (4, 4221351), (6, 2814234), (9, 1876156), (12, 1407117), (18, 938078), (23, 734148), (36, 469039), (46, 367074), (69, 244716), (92, 183537), (138, 122358), (207, 81572), (276, 61179), (414, 40786), (828, 20393)]