20147006985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{761}}^1\times {\mathrm{2833}}^1$

素因数の和:3698

約数の個数: 64

約数和(自身を含む): 37316298240

約数和(自身を除く): 17169291255

約数列:

[1, 3, 5, 7, 15, 21, 35, 89, 105, 267, 445, 623, 761, 1335, 1869, 2283, 2833, 3115, 3805, 5327, 8499, 9345, 11415, 14165, 15981, 19831, 26635, 42495, 59493, 67729, 79905, 99155, 203187, 252137, 297465, 338645, 474103, 756411, 1015935, 1260685, 1422309, 1764959, 2155913, 2370515, 3782055, 5294877, 6467739, 7111545, 8824795, 10779565, 15091391, 26474385, 32338695, 45274173, 75456955, 191876257, 226370865, 575628771, 959381285, 1343133799, 2878143855, 4029401397, 6715668995, 20147006985]

約数ペア:

[(1, 20147006985), (3, 6715668995), (5, 4029401397), (7, 2878143855), (15, 1343133799), (21, 959381285), (35, 575628771), (89, 226370865), (105, 191876257), (267, 75456955), (445, 45274173), (623, 32338695), (761, 26474385), (1335, 15091391), (1869, 10779565), (2283, 8824795), (2833, 7111545), (3115, 6467739), (3805, 5294877), (5327, 3782055), (8499, 2370515), (9345, 2155913), (11415, 1764959), (14165, 1422309), (15981, 1260685), (19831, 1015935), (26635, 756411), (42495, 474103), (59493, 338645), (67729, 297465), (79905, 252137), (99155, 203187)]