18347956

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{167}}^1\times {\mathrm{227}}^1$

素因数の和:420

約数の個数: 36

約数和(自身を含む): 35661024

約数和(自身を除く): 17313068

約数列:

[1, 2, 4, 11, 22, 44, 121, 167, 227, 242, 334, 454, 484, 668, 908, 1837, 2497, 3674, 4994, 7348, 9988, 20207, 27467, 37909, 40414, 54934, 75818, 80828, 109868, 151636, 416999, 833998, 1667996, 4586989, 9173978, 18347956]

約数ペア:

[(1, 18347956), (2, 9173978), (4, 4586989), (11, 1667996), (22, 833998), (44, 416999), (121, 151636), (167, 109868), (227, 80828), (242, 75818), (334, 54934), (454, 40414), (484, 37909), (668, 27467), (908, 20207), (1837, 9988), (2497, 7348), (3674, 4994)]