20528033385

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{84629}}^1$

素因数の和:84897

約数の個数: 32

約数和(自身を含む): 33375363840

約数和(自身を除く): 12847330455

約数列:

[1, 3, 5, 15, 103, 157, 309, 471, 515, 785, 1545, 2355, 16171, 48513, 80855, 84629, 242565, 253887, 423145, 1269435, 8716787, 13286753, 26150361, 39860259, 43583935, 66433765, 130751805, 199301295, 1368535559, 4105606677, 6842677795, 20528033385]

約数ペア:

[(1, 20528033385), (3, 6842677795), (5, 4105606677), (15, 1368535559), (103, 199301295), (157, 130751805), (309, 66433765), (471, 43583935), (515, 39860259), (785, 26150361), (1545, 13286753), (2355, 8716787), (16171, 1269435), (48513, 423145), (80855, 253887), (84629, 242565)]