20376438612

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{1987}}^1\times {\mathrm{2957}}^1$

素因数の和:4985

約数の個数: 72

約数和(自身を含む): 50548812384

約数和(自身を除く): 30172373772

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 289, 578, 867, 1156, 1734, 1987, 2957, 3468, 3974, 5914, 5961, 7948, 8871, 11828, 11922, 17742, 23844, 33779, 35484, 50269, 67558, 100538, 101337, 135116, 150807, 201076, 202674, 301614, 405348, 574243, 603228, 854573, 1148486, 1709146, 1722729, 2296972, 2563719, 3418292, 3445458, 5127438, 5875559, 6890916, 10254876, 11751118, 17626677, 23502236, 35253354, 70506708, 99884503, 199769006, 299653509, 399538012, 599307018, 1198614036, 1698036551, 3396073102, 5094109653, 6792146204, 10188219306, 20376438612]

約数ペア:

[(1, 20376438612), (2, 10188219306), (3, 6792146204), (4, 5094109653), (6, 3396073102), (12, 1698036551), (17, 1198614036), (34, 599307018), (51, 399538012), (68, 299653509), (102, 199769006), (204, 99884503), (289, 70506708), (578, 35253354), (867, 23502236), (1156, 17626677), (1734, 11751118), (1987, 10254876), (2957, 6890916), (3468, 5875559), (3974, 5127438), (5914, 3445458), (5961, 3418292), (7948, 2563719), (8871, 2296972), (11828, 1722729), (11922, 1709146), (17742, 1148486), (23844, 854573), (33779, 603228), (35484, 574243), (50269, 405348), (67558, 301614), (100538, 202674), (101337, 201076), (135116, 150807)]