19720302

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{5657}}^1$

素因数の和:5752

約数の個数: 32

約数和(自身を含む): 45626112

約数和(自身を除く): 25905810

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 83, 166, 249, 498, 581, 1162, 1743, 3486, 5657, 11314, 16971, 33942, 39599, 79198, 118797, 237594, 469531, 939062, 1408593, 2817186, 3286717, 6573434, 9860151, 19720302]

約数ペア:

[(1, 19720302), (2, 9860151), (3, 6573434), (6, 3286717), (7, 2817186), (14, 1408593), (21, 939062), (42, 469531), (83, 237594), (166, 118797), (249, 79198), (498, 39599), (581, 33942), (1162, 16971), (1743, 11314), (3486, 5657)]