1888332993

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{653}}^1\times {\mathrm{1879}}^1$

素因数の和:2563

約数の個数: 40

約数和(自身を含む): 2975438400

約数和(自身を除く): 1087105407

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 653, 1539, 1879, 1959, 5637, 5877, 12407, 16911, 17631, 35701, 37221, 50733, 52893, 107103, 111663, 152199, 321309, 334989, 963927, 1004967, 1226987, 2891781, 3680961, 11042883, 23312753, 33128649, 69938259, 99385947, 209814777, 629444331, 1888332993]

約数ペア:

[(1, 1888332993), (3, 629444331), (9, 209814777), (19, 99385947), (27, 69938259), (57, 33128649), (81, 23312753), (171, 11042883), (513, 3680961), (653, 2891781), (1539, 1226987), (1879, 1004967), (1959, 963927), (5637, 334989), (5877, 321309), (12407, 152199), (16911, 111663), (17631, 107103), (35701, 52893), (37221, 50733)]