18347824

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1709}}^1$

素因数の和:1789

約数の個数: 40

約数和(自身を含む): 39439440

約数和(自身を除く): 21091616

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 61, 88, 122, 176, 244, 488, 671, 976, 1342, 1709, 2684, 3418, 5368, 6836, 10736, 13672, 18799, 27344, 37598, 75196, 104249, 150392, 208498, 300784, 416996, 833992, 1146739, 1667984, 2293478, 4586956, 9173912, 18347824]

約数ペア:

[(1, 18347824), (2, 9173912), (4, 4586956), (8, 2293478), (11, 1667984), (16, 1146739), (22, 833992), (44, 416996), (61, 300784), (88, 208498), (122, 150392), (176, 104249), (244, 75196), (488, 37598), (671, 27344), (976, 18799), (1342, 13672), (1709, 10736), (2684, 6836), (3418, 5368)]