18178046918

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{467}}^1\times {\mathrm{20639}}^1$

素因数の和:21172

約数の個数: 32

約数和(自身を含む): 29210388480

約数和(自身を除く): 11032341562

約数列:

[1, 2, 23, 41, 46, 82, 467, 934, 943, 1886, 10741, 19147, 20639, 21482, 38294, 41278, 440381, 474697, 846199, 880762, 949394, 1692398, 9638413, 19276826, 19462577, 38925154, 221683499, 395174933, 443366998, 790349866, 9089023459, 18178046918]

約数ペア:

[(1, 18178046918), (2, 9089023459), (23, 790349866), (41, 443366998), (46, 395174933), (82, 221683499), (467, 38925154), (934, 19462577), (943, 19276826), (1886, 9638413), (10741, 1692398), (19147, 949394), (20639, 880762), (21482, 846199), (38294, 474697), (41278, 440381)]