20850714

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1487}}^1$

素因数の和:1555

約数の個数: 48

約数和(自身を含む): 48746880

約数和(自身を除く): 27896166

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 41, 57, 82, 114, 123, 171, 246, 342, 369, 738, 779, 1487, 1558, 2337, 2974, 4461, 4674, 7011, 8922, 13383, 14022, 26766, 28253, 56506, 60967, 84759, 121934, 169518, 182901, 254277, 365802, 508554, 548703, 1097406, 1158373, 2316746, 3475119, 6950238, 10425357, 20850714]

約数ペア:

[(1, 20850714), (2, 10425357), (3, 6950238), (6, 3475119), (9, 2316746), (18, 1158373), (19, 1097406), (38, 548703), (41, 508554), (57, 365802), (82, 254277), (114, 182901), (123, 169518), (171, 121934), (246, 84759), (342, 60967), (369, 56506), (738, 28253), (779, 26766), (1487, 14022), (1558, 13383), (2337, 8922), (2974, 7011), (4461, 4674)]