20516119128

素因数分解:

$2^3\times 3^3\times {\mathrm{5303}}^1\times {\mathrm{17911}}^1$

素因数の和:23229

約数の個数: 64

約数和(自身を含む): 57003148800

約数和(自身を除く): 36487029672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 5303, 10606, 15909, 17911, 21212, 31818, 35822, 42424, 47727, 53733, 63636, 71644, 95454, 107466, 127272, 143181, 143288, 161199, 190908, 214932, 286362, 322398, 381816, 429864, 483597, 572724, 644796, 967194, 1145448, 1289592, 1934388, 3868776, 94982033, 189964066, 284946099, 379928132, 569892198, 759856264, 854838297, 1139784396, 1709676594, 2279568792, 2564514891, 3419353188, 5129029782, 6838706376, 10258059564, 20516119128]

約数ペア:

[(1, 20516119128), (2, 10258059564), (3, 6838706376), (4, 5129029782), (6, 3419353188), (8, 2564514891), (9, 2279568792), (12, 1709676594), (18, 1139784396), (24, 854838297), (27, 759856264), (36, 569892198), (54, 379928132), (72, 284946099), (108, 189964066), (216, 94982033), (5303, 3868776), (10606, 1934388), (15909, 1289592), (17911, 1145448), (21212, 967194), (31818, 644796), (35822, 572724), (42424, 483597), (47727, 429864), (53733, 381816), (63636, 322398), (71644, 286362), (95454, 214932), (107466, 190908), (127272, 161199), (143181, 143288)]