18943386

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 47748096

約数和(自身を除く): 28804710

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 131, 154, 231, 262, 313, 393, 462, 626, 786, 917, 939, 1441, 1834, 1878, 2191, 2751, 2882, 3443, 4323, 4382, 5502, 6573, 6886, 8646, 10087, 10329, 13146, 20174, 20658, 24101, 30261, 41003, 48202, 60522, 72303, 82006, 123009, 144606, 246018, 287021, 451033, 574042, 861063, 902066, 1353099, 1722126, 2706198, 3157231, 6314462, 9471693, 18943386]

約数ペア:

[(1, 18943386), (2, 9471693), (3, 6314462), (6, 3157231), (7, 2706198), (11, 1722126), (14, 1353099), (21, 902066), (22, 861063), (33, 574042), (42, 451033), (66, 287021), (77, 246018), (131, 144606), (154, 123009), (231, 82006), (262, 72303), (313, 60522), (393, 48202), (462, 41003), (626, 30261), (786, 24101), (917, 20658), (939, 20174), (1441, 13146), (1834, 10329), (1878, 10087), (2191, 8646), (2751, 6886), (2882, 6573), (3443, 5502), (4323, 4382)]