2019958148

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{636809}}^1$

素因数の和:636887

約数の個数: 24

約数和(自身を含む): 3869257560

約数和(自身を除く): 1849299412

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 636809, 1273618, 2547236, 8278517, 16557034, 33114068, 38845349, 77690698, 155381396, 504989537, 1009979074, 2019958148]

約数ペア:

[(1, 2019958148), (2, 1009979074), (4, 504989537), (13, 155381396), (26, 77690698), (52, 38845349), (61, 33114068), (122, 16557034), (244, 8278517), (793, 2547236), (1586, 1273618), (3172, 636809)]