20163319484

素因数分解:

$2^2\times 7^4\times {\mathrm{11}}^2\times {\mathrm{17351}}^1$

素因数の和:17405

約数の個数: 90

約数和(自身を含む): 45249348312

約数和(自身を除く): 25086028828

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 308, 343, 484, 539, 686, 847, 1078, 1372, 1694, 2156, 2401, 3388, 3773, 4802, 5929, 7546, 9604, 11858, 15092, 17351, 23716, 26411, 34702, 41503, 52822, 69404, 83006, 105644, 121457, 166012, 190861, 242914, 290521, 381722, 485828, 581042, 763444, 850199, 1162084, 1336027, 1700398, 2099471, 2672054, 3400796, 4198942, 5344108, 5951393, 8397884, 9352189, 11902786, 14696297, 18704378, 23805572, 29392594, 37408756, 41659751, 58785188, 65465323, 83319502, 102874079, 130930646, 166639004, 205748158, 261861292, 411496316, 458257261, 720118553, 916514522, 1440237106, 1833029044, 2880474212, 5040829871, 10081659742, 20163319484]

約数ペア:

[(1, 20163319484), (2, 10081659742), (4, 5040829871), (7, 2880474212), (11, 1833029044), (14, 1440237106), (22, 916514522), (28, 720118553), (44, 458257261), (49, 411496316), (77, 261861292), (98, 205748158), (121, 166639004), (154, 130930646), (196, 102874079), (242, 83319502), (308, 65465323), (343, 58785188), (484, 41659751), (539, 37408756), (686, 29392594), (847, 23805572), (1078, 18704378), (1372, 14696297), (1694, 11902786), (2156, 9352189), (2401, 8397884), (3388, 5951393), (3773, 5344108), (4802, 4198942), (5929, 3400796), (7546, 2672054), (9604, 2099471), (11858, 1700398), (15092, 1336027), (17351, 1162084), (23716, 850199), (26411, 763444), (34702, 581042), (41503, 485828), (52822, 381722), (69404, 290521), (83006, 242914), (105644, 190861), (121457, 166012)]