266813998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{1481}}^1$

素因数の和:1944

約数の個数: 32

約数和(自身を含む): 460961280

約数和(自身を除く): 194147282

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 431, 862, 1481, 2962, 4741, 8189, 9482, 16291, 16378, 28139, 32582, 56278, 90079, 180158, 309529, 619058, 638311, 1276622, 7021421, 12127909, 14042842, 24255818, 133406999, 266813998]

約数ペア:

[(1, 266813998), (2, 133406999), (11, 24255818), (19, 14042842), (22, 12127909), (38, 7021421), (209, 1276622), (418, 638311), (431, 619058), (862, 309529), (1481, 180158), (2962, 90079), (4741, 56278), (8189, 32582), (9482, 28139), (16291, 16378)]