20310248

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3739}}^1$

素因数の和:3849

約数の個数: 32

約数和(自身を含む): 43982400

約数和(自身を除く): 23672152

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 194, 388, 679, 776, 1358, 2716, 3739, 5432, 7478, 14956, 26173, 29912, 52346, 104692, 209384, 362683, 725366, 1450732, 2538781, 2901464, 5077562, 10155124, 20310248]

約数ペア:

[(1, 20310248), (2, 10155124), (4, 5077562), (7, 2901464), (8, 2538781), (14, 1450732), (28, 725366), (56, 362683), (97, 209384), (194, 104692), (388, 52346), (679, 29912), (776, 26173), (1358, 14956), (2716, 7478), (3739, 5432)]