20039133615

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{916913}}^1$

素因数の和:916999

約数の個数: 32

約数和(自身を含む): 33801117696

約数和(自身を除く): 13761984081

約数列:

[1, 3, 5, 15, 31, 47, 93, 141, 155, 235, 465, 705, 1457, 4371, 7285, 21855, 916913, 2750739, 4584565, 13753695, 28424303, 43094911, 85272909, 129284733, 142121515, 215474555, 426364545, 646423665, 1335942241, 4007826723, 6679711205, 20039133615]

約数ペア:

[(1, 20039133615), (3, 6679711205), (5, 4007826723), (15, 1335942241), (31, 646423665), (47, 426364545), (93, 215474555), (141, 142121515), (155, 129284733), (235, 85272909), (465, 43094911), (705, 28424303), (1457, 13753695), (4371, 4584565), (7285, 2750739), (21855, 916913)]