20218000935

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{461}}^1\times {\mathrm{2029}}^1$

素因数の和:2640

約数の個数: 64

約数和(自身を含む): 35653685760

約数和(自身を除く): 15435684825

約数列:

[1, 3, 5, 11, 15, 33, 55, 131, 165, 393, 461, 655, 1383, 1441, 1965, 2029, 2305, 4323, 5071, 6087, 6915, 7205, 10145, 15213, 21615, 22319, 25355, 30435, 60391, 66957, 76065, 111595, 181173, 265799, 301955, 334785, 664301, 797397, 905865, 935369, 1328995, 1992903, 2806107, 2923789, 3321505, 3986985, 4676845, 8771367, 9964515, 10289059, 14030535, 14618945, 30867177, 43856835, 51445295, 122533339, 154335885, 367600017, 612666695, 1347866729, 1838000085, 4043600187, 6739333645, 20218000935]

約数ペア:

[(1, 20218000935), (3, 6739333645), (5, 4043600187), (11, 1838000085), (15, 1347866729), (33, 612666695), (55, 367600017), (131, 154335885), (165, 122533339), (393, 51445295), (461, 43856835), (655, 30867177), (1383, 14618945), (1441, 14030535), (1965, 10289059), (2029, 9964515), (2305, 8771367), (4323, 4676845), (5071, 3986985), (6087, 3321505), (6915, 2923789), (7205, 2806107), (10145, 1992903), (15213, 1328995), (21615, 935369), (22319, 905865), (25355, 797397), (30435, 664301), (60391, 334785), (66957, 301955), (76065, 265799), (111595, 181173)]