19623538

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:774

約数の個数: 24

約数和(自身を含む): 32654160

約数和(自身を除く): 13030622

約数列:

[1, 2, 11, 22, 121, 131, 242, 262, 619, 1238, 1441, 2882, 6809, 13618, 15851, 31702, 74899, 81089, 149798, 162178, 891979, 1783958, 9811769, 19623538]

約数ペア:

[(1, 19623538), (2, 9811769), (11, 1783958), (22, 891979), (121, 162178), (131, 149798), (242, 81089), (262, 74899), (619, 31702), (1238, 15851), (1441, 13618), (2882, 6809)]