19618308

素因数分解:

$2^2\times 3^3\times {\mathrm{373}}^1\times {\mathrm{487}}^1$

素因数の和:873

約数の個数: 48

約数和(自身を含む): 51103360

約数和(自身を除く): 31485052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 373, 487, 746, 974, 1119, 1461, 1492, 1948, 2238, 2922, 3357, 4383, 4476, 5844, 6714, 8766, 10071, 13149, 13428, 17532, 20142, 26298, 40284, 52596, 181651, 363302, 544953, 726604, 1089906, 1634859, 2179812, 3269718, 4904577, 6539436, 9809154, 19618308]

約数ペア:

[(1, 19618308), (2, 9809154), (3, 6539436), (4, 4904577), (6, 3269718), (9, 2179812), (12, 1634859), (18, 1089906), (27, 726604), (36, 544953), (54, 363302), (108, 181651), (373, 52596), (487, 40284), (746, 26298), (974, 20142), (1119, 17532), (1461, 13428), (1492, 13149), (1948, 10071), (2238, 8766), (2922, 6714), (3357, 5844), (4383, 4476)]