20441135

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 30566592

約数和(自身を除く): 10125457

約数列:

[1, 5, 11, 13, 23, 55, 65, 113, 115, 121, 143, 253, 299, 565, 605, 715, 1243, 1265, 1469, 1495, 1573, 2599, 2783, 3289, 6215, 7345, 7865, 12995, 13673, 13915, 16159, 16445, 28589, 33787, 36179, 68365, 80795, 142945, 168935, 177749, 180895, 314479, 371657, 888745, 1572395, 1858285, 4088227, 20441135]

約数ペア:

[(1, 20441135), (5, 4088227), (11, 1858285), (13, 1572395), (23, 888745), (55, 371657), (65, 314479), (113, 180895), (115, 177749), (121, 168935), (143, 142945), (253, 80795), (299, 68365), (565, 36179), (605, 33787), (715, 28589), (1243, 16445), (1265, 16159), (1469, 13915), (1495, 13673), (1573, 12995), (2599, 7865), (2783, 7345), (3289, 6215)]