20803136865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{3853}}^1\times {\mathrm{51421}}^1$

素因数の和:55289

約数の個数: 32

約数和(自身を含む): 38050634496

約数和(自身を除く): 17247497631

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 3853, 11559, 19265, 26971, 51421, 57795, 80913, 134855, 154263, 257105, 359947, 404565, 771315, 1079841, 1799735, 5399205, 198125113, 594375339, 990625565, 1386875791, 2971876695, 4160627373, 6934378955, 20803136865]

約数ペア:

[(1, 20803136865), (3, 6934378955), (5, 4160627373), (7, 2971876695), (15, 1386875791), (21, 990625565), (35, 594375339), (105, 198125113), (3853, 5399205), (11559, 1799735), (19265, 1079841), (26971, 771315), (51421, 404565), (57795, 359947), (80913, 257105), (134855, 154263)]