20197534

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 35562240

約数和(自身を除く): 15364706

約数列:

[1, 2, 7, 14, 97, 107, 139, 194, 214, 278, 679, 749, 973, 1358, 1498, 1946, 10379, 13483, 14873, 20758, 26966, 29746, 72653, 94381, 104111, 145306, 188762, 208222, 1442681, 2885362, 10098767, 20197534]

約数ペア:

[(1, 20197534), (2, 10098767), (7, 2885362), (14, 1442681), (97, 208222), (107, 188762), (139, 145306), (194, 104111), (214, 94381), (278, 72653), (679, 29746), (749, 26966), (973, 20758), (1358, 14873), (1498, 13483), (1946, 10379)]