19027974

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1061}}^1$

素因数の和:1141

約数の個数: 48

約数和(自身を含む): 45037296

約数和(自身を除く): 26009322

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 61, 98, 122, 147, 183, 294, 366, 427, 854, 1061, 1281, 2122, 2562, 2989, 3183, 5978, 6366, 7427, 8967, 14854, 17934, 22281, 44562, 51989, 64721, 103978, 129442, 155967, 194163, 311934, 388326, 453047, 906094, 1359141, 2718282, 3171329, 6342658, 9513987, 19027974]

約数ペア:

[(1, 19027974), (2, 9513987), (3, 6342658), (6, 3171329), (7, 2718282), (14, 1359141), (21, 906094), (42, 453047), (49, 388326), (61, 311934), (98, 194163), (122, 155967), (147, 129442), (183, 103978), (294, 64721), (366, 51989), (427, 44562), (854, 22281), (1061, 17934), (1281, 14854), (2122, 8967), (2562, 7427), (2989, 6366), (3183, 5978)]