20156148

素因数分解:

$2^2\times 3^3\times {\mathrm{193}}^1\times {\mathrm{967}}^1$

素因数の和:1173

約数の個数: 48

約数和(自身を含む): 52581760

約数和(自身を除く): 32425612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 193, 386, 579, 772, 967, 1158, 1737, 1934, 2316, 2901, 3474, 3868, 5211, 5802, 6948, 8703, 10422, 11604, 17406, 20844, 26109, 34812, 52218, 104436, 186631, 373262, 559893, 746524, 1119786, 1679679, 2239572, 3359358, 5039037, 6718716, 10078074, 20156148]

約数ペア:

[(1, 20156148), (2, 10078074), (3, 6718716), (4, 5039037), (6, 3359358), (9, 2239572), (12, 1679679), (18, 1119786), (27, 746524), (36, 559893), (54, 373262), (108, 186631), (193, 104436), (386, 52218), (579, 34812), (772, 26109), (967, 20844), (1158, 17406), (1737, 11604), (1934, 10422), (2316, 8703), (2901, 6948), (3474, 5802), (3868, 5211)]