20403766328

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{569683}}^1$

素因数の和:569748

約数の個数: 48

約数和(自身を含む): 43187744040

約数和(自身を除く): 22783977712

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 121, 148, 242, 296, 407, 484, 814, 968, 1628, 3256, 4477, 8954, 17908, 35816, 569683, 1139366, 2278732, 4557464, 6266513, 12533026, 21078271, 25066052, 42156542, 50132104, 68931643, 84313084, 137863286, 168626168, 231860981, 275726572, 463721962, 551453144, 927443924, 1854887848, 2550470791, 5100941582, 10201883164, 20403766328]

約数ペア:

[(1, 20403766328), (2, 10201883164), (4, 5100941582), (8, 2550470791), (11, 1854887848), (22, 927443924), (37, 551453144), (44, 463721962), (74, 275726572), (88, 231860981), (121, 168626168), (148, 137863286), (242, 84313084), (296, 68931643), (407, 50132104), (484, 42156542), (814, 25066052), (968, 21078271), (1628, 12533026), (3256, 6266513), (4477, 4557464), (8954, 2278732), (17908, 1139366), (35816, 569683)]