20856575608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{1201}}^1\times {\mathrm{197341}}^1$

素因数の和:198559

約数の個数: 32

約数和(自身を含む): 42696915120

約数和(自身を除く): 21840339512

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 1201, 2402, 4804, 9608, 13211, 26422, 52844, 105688, 197341, 394682, 789364, 1578728, 2170751, 4341502, 8683004, 17366008, 237006541, 474013082, 948026164, 1896052328, 2607071951, 5214143902, 10428287804, 20856575608]

約数ペア:

[(1, 20856575608), (2, 10428287804), (4, 5214143902), (8, 2607071951), (11, 1896052328), (22, 948026164), (44, 474013082), (88, 237006541), (1201, 17366008), (2402, 8683004), (4804, 4341502), (9608, 2170751), (13211, 1578728), (26422, 789364), (52844, 394682), (105688, 197341)]