20244945890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{547}}^1\times {\mathrm{16747}}^1$

素因数の和:17331

約数の個数: 64

約数和(自身を含む): 41630972544

約数和(自身を除く): 21386026654

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 547, 1094, 1105, 2210, 2735, 5470, 7111, 9299, 14222, 16747, 18598, 33494, 35555, 46495, 71110, 83735, 92990, 120887, 167470, 217711, 241774, 284699, 435422, 569398, 604435, 1088555, 1208870, 1423495, 2177110, 2846990, 3701087, 7402174, 9160609, 18321218, 18505435, 37010870, 45803045, 91606090, 119087917, 155730353, 238175834, 311460706, 595439585, 778651765, 1190879170, 1557303530, 2024494589, 4048989178, 10122472945, 20244945890]

約数ペア:

[(1, 20244945890), (2, 10122472945), (5, 4048989178), (10, 2024494589), (13, 1557303530), (17, 1190879170), (26, 778651765), (34, 595439585), (65, 311460706), (85, 238175834), (130, 155730353), (170, 119087917), (221, 91606090), (442, 45803045), (547, 37010870), (1094, 18505435), (1105, 18321218), (2210, 9160609), (2735, 7402174), (5470, 3701087), (7111, 2846990), (9299, 2177110), (14222, 1423495), (16747, 1208870), (18598, 1088555), (33494, 604435), (35555, 569398), (46495, 435422), (71110, 284699), (83735, 241774), (92990, 217711), (120887, 167470)]