19459188

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2087}}^1$

素因数の和:2141

約数の個数: 72

約数和(自身を含む): 57762432

約数和(自身を除く): 38303244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2087, 2331, 3108, 4174, 4662, 6261, 8348, 9324, 12522, 14609, 18783, 25044, 29218, 37566, 43827, 58436, 75132, 77219, 87654, 131481, 154438, 175308, 231657, 262962, 308876, 463314, 525924, 540533, 694971, 926628, 1081066, 1389942, 1621599, 2162132, 2779884, 3243198, 4864797, 6486396, 9729594, 19459188]

約数ペア:

[(1, 19459188), (2, 9729594), (3, 6486396), (4, 4864797), (6, 3243198), (7, 2779884), (9, 2162132), (12, 1621599), (14, 1389942), (18, 1081066), (21, 926628), (28, 694971), (36, 540533), (37, 525924), (42, 463314), (63, 308876), (74, 262962), (84, 231657), (111, 175308), (126, 154438), (148, 131481), (222, 87654), (252, 77219), (259, 75132), (333, 58436), (444, 43827), (518, 37566), (666, 29218), (777, 25044), (1036, 18783), (1332, 14609), (1554, 12522), (2087, 9324), (2331, 8348), (3108, 6261), (4174, 4662)]