638399004

素因数分解:

$2^2\times 3^1\times {\mathrm{1039}}^1\times {\mathrm{51203}}^1$

素因数の和:52249

約数の個数: 24

約数和(自身を含む): 1491060480

約数和(自身を除く): 852661476

約数列:

[1, 2, 3, 4, 6, 12, 1039, 2078, 3117, 4156, 6234, 12468, 51203, 102406, 153609, 204812, 307218, 614436, 53199917, 106399834, 159599751, 212799668, 319199502, 638399004]

約数ペア:

[(1, 638399004), (2, 319199502), (3, 212799668), (4, 159599751), (6, 106399834), (12, 53199917), (1039, 614436), (2078, 307218), (3117, 204812), (4156, 153609), (6234, 102406), (12468, 51203)]