19555130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1087}}^1$

素因数の和:1358

約数の個数: 32

約数和(自身を含む): 40421376

約数和(自身を除く): 20866246

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 1087, 1285, 1799, 2174, 2570, 3598, 5435, 7609, 8995, 10870, 15218, 17990, 38045, 76090, 279359, 558718, 1396795, 1955513, 2793590, 3911026, 9777565, 19555130]

約数ペア:

[(1, 19555130), (2, 9777565), (5, 3911026), (7, 2793590), (10, 1955513), (14, 1396795), (35, 558718), (70, 279359), (257, 76090), (514, 38045), (1087, 17990), (1285, 15218), (1799, 10870), (2174, 8995), (2570, 7609), (3598, 5435)]