20553434

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{30137}}^1$

素因数の和:30181

約数の個数: 16

約数和(自身を含む): 34718976

約数和(自身を除く): 14165542

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 30137, 60274, 331507, 663014, 934247, 1868494, 10276717, 20553434]

約数ペア:

[(1, 20553434), (2, 10276717), (11, 1868494), (22, 934247), (31, 663014), (62, 331507), (341, 60274), (682, 30137)]