20243557551

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1\times {\mathrm{1583}}^1$

素因数の和:2040

約数の個数: 64

約数和(自身を含む): 33075744768

約数和(自身を除く): 12832187217

約数列:

[1, 3, 7, 17, 21, 51, 113, 119, 317, 339, 357, 791, 951, 1583, 1921, 2219, 2373, 4749, 5389, 5763, 6657, 11081, 13447, 16167, 26911, 33243, 35821, 37723, 40341, 80733, 107463, 113169, 178879, 188377, 250747, 501811, 536637, 565131, 608957, 752241, 1252153, 1505433, 1826871, 3040943, 3512677, 3756459, 4262699, 8530787, 9122829, 10538031, 12788097, 21286601, 25592361, 56704643, 59715509, 63859803, 170113929, 179146527, 396932501, 963978931, 1190797503, 2891936793, 6747852517, 20243557551]

約数ペア:

[(1, 20243557551), (3, 6747852517), (7, 2891936793), (17, 1190797503), (21, 963978931), (51, 396932501), (113, 179146527), (119, 170113929), (317, 63859803), (339, 59715509), (357, 56704643), (791, 25592361), (951, 21286601), (1583, 12788097), (1921, 10538031), (2219, 9122829), (2373, 8530787), (4749, 4262699), (5389, 3756459), (5763, 3512677), (6657, 3040943), (11081, 1826871), (13447, 1505433), (16167, 1252153), (26911, 752241), (33243, 608957), (35821, 565131), (37723, 536637), (40341, 501811), (80733, 250747), (107463, 188377), (113169, 178879)]