20000916

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{42737}}^1$

素因数の和:42760

約数の個数: 36

約数和(自身を含む): 54448212

約数和(自身を除く): 34447296

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 42737, 85474, 128211, 170948, 256422, 384633, 512844, 555581, 769266, 1111162, 1538532, 1666743, 2222324, 3333486, 5000229, 6666972, 10000458, 20000916]

約数ペア:

[(1, 20000916), (2, 10000458), (3, 6666972), (4, 5000229), (6, 3333486), (9, 2222324), (12, 1666743), (13, 1538532), (18, 1111162), (26, 769266), (36, 555581), (39, 512844), (52, 384633), (78, 256422), (117, 170948), (156, 128211), (234, 85474), (468, 42737)]