20512385154

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{761}}^1\times {\mathrm{51637}}^1$

素因数の和:52435

約数の個数: 48

約数和(自身を含む): 46037342520

約数和(自身を除く): 25524957366

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 761, 1522, 2283, 4566, 6849, 13698, 22069, 44138, 51637, 66207, 103274, 132414, 154911, 198621, 309822, 397242, 464733, 929466, 1497473, 2994946, 4492419, 8984838, 13477257, 26954514, 39295757, 78591514, 117887271, 235774542, 353661813, 707323626, 1139576953, 2279153906, 3418730859, 6837461718, 10256192577, 20512385154]

約数ペア:

[(1, 20512385154), (2, 10256192577), (3, 6837461718), (6, 3418730859), (9, 2279153906), (18, 1139576953), (29, 707323626), (58, 353661813), (87, 235774542), (174, 117887271), (261, 78591514), (522, 39295757), (761, 26954514), (1522, 13477257), (2283, 8984838), (4566, 4492419), (6849, 2994946), (13698, 1497473), (22069, 929466), (44138, 464733), (51637, 397242), (66207, 309822), (103274, 198621), (132414, 154911)]