219953602

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{243851}}^1$

素因数の和:243905

約数の個数: 16

約数和(自身を含む): 368704224

約数和(自身を除く): 148750622

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 243851, 487702, 2682361, 5364722, 9997891, 19995782, 109976801, 219953602]

約数ペア:

[(1, 219953602), (2, 109976801), (11, 19995782), (22, 9997891), (41, 5364722), (82, 2682361), (451, 487702), (902, 243851)]