20176901901

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{10427}}^1$

素因数の和:10635

約数の個数: 64

約数和(自身を含む): 33286176000

約数和(自身を除く): 13109274099

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 149, 333, 351, 447, 481, 999, 1341, 1443, 1937, 4023, 4329, 5513, 5811, 10427, 12987, 16539, 17433, 31281, 49617, 52299, 71669, 93843, 135551, 148851, 215007, 281529, 385799, 406653, 645021, 1157397, 1219959, 1553623, 1935063, 3472191, 3659877, 4660869, 5015387, 10416573, 13982607, 15046161, 20197099, 41947821, 45138483, 57484051, 60591297, 135415449, 172452153, 181773891, 517356459, 545321673, 747292663, 1552069377, 2241877989, 6725633967, 20176901901]

約数ペア:

[(1, 20176901901), (3, 6725633967), (9, 2241877989), (13, 1552069377), (27, 747292663), (37, 545321673), (39, 517356459), (111, 181773891), (117, 172452153), (149, 135415449), (333, 60591297), (351, 57484051), (447, 45138483), (481, 41947821), (999, 20197099), (1341, 15046161), (1443, 13982607), (1937, 10416573), (4023, 5015387), (4329, 4660869), (5513, 3659877), (5811, 3472191), (10427, 1935063), (12987, 1553623), (16539, 1219959), (17433, 1157397), (31281, 645021), (49617, 406653), (52299, 385799), (71669, 281529), (93843, 215007), (135551, 148851)]