19777225105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{42409}}^1$

素因数の和:42625

約数の個数: 32

約数和(自身を含む): 26504553600

約数和(自身を除く): 6727328495

約数列:

[1, 5, 11, 55, 61, 139, 305, 671, 695, 1529, 3355, 7645, 8479, 42395, 42409, 93269, 212045, 466345, 466499, 2332495, 2586949, 5894851, 12934745, 28456439, 29474255, 64843361, 142282195, 324216805, 359585911, 1797929555, 3955445021, 19777225105]

約数ペア:

[(1, 19777225105), (5, 3955445021), (11, 1797929555), (55, 359585911), (61, 324216805), (139, 142282195), (305, 64843361), (671, 29474255), (695, 28456439), (1529, 12934745), (3355, 5894851), (7645, 2586949), (8479, 2332495), (42395, 466499), (42409, 466345), (93269, 212045)]