20218986502

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{81353}}^1$

素因数の和:81469

約数の個数: 48

約数和(自身を含む): 36355475520

約数和(自身を除く): 16136489018

約数列:

[1, 2, 11, 13, 22, 26, 79, 121, 143, 158, 242, 286, 869, 1027, 1573, 1738, 2054, 3146, 9559, 11297, 19118, 22594, 81353, 124267, 162706, 248534, 894883, 1057589, 1789766, 2115178, 6426887, 9843713, 11633479, 12853774, 19687426, 23266958, 70695757, 83549531, 127968269, 141391514, 167099062, 255936538, 777653327, 919044841, 1555306654, 1838089682, 10109493251, 20218986502]

約数ペア:

[(1, 20218986502), (2, 10109493251), (11, 1838089682), (13, 1555306654), (22, 919044841), (26, 777653327), (79, 255936538), (121, 167099062), (143, 141391514), (158, 127968269), (242, 83549531), (286, 70695757), (869, 23266958), (1027, 19687426), (1573, 12853774), (1738, 11633479), (2054, 9843713), (3146, 6426887), (9559, 2115178), (11297, 1789766), (19118, 1057589), (22594, 894883), (81353, 248534), (124267, 162706)]