20687964

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{156727}}^1$

素因数の和:156745

約数の個数: 24

約数和(自身を含む): 52660608

約数和(自身を除く): 31972644

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 156727, 313454, 470181, 626908, 940362, 1723997, 1880724, 3447994, 5171991, 6895988, 10343982, 20687964]

約数ペア:

[(1, 20687964), (2, 10343982), (3, 6895988), (4, 5171991), (6, 3447994), (11, 1880724), (12, 1723997), (22, 940362), (33, 626908), (44, 470181), (66, 313454), (132, 156727)]