2019887611

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 2395008000

約数和(自身を除く): 375120389

約数列:

[1, 7, 53, 109, 199, 251, 371, 763, 1393, 1757, 5777, 10547, 13303, 21691, 27359, 40439, 49949, 73829, 93121, 151837, 191513, 349643, 1149623, 1450027, 2647297, 5444441, 8047361, 10150189, 18531079, 38111087, 288555373, 2019887611]

約数ペア:

[(1, 2019887611), (7, 288555373), (53, 38111087), (109, 18531079), (199, 10150189), (251, 8047361), (371, 5444441), (763, 2647297), (1393, 1450027), (1757, 1149623), (5777, 349643), (10547, 191513), (13303, 151837), (21691, 93121), (27359, 73829), (40439, 49949)]