18943476

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 45769920

約数和(自身を除く): 26826444

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 139, 164, 246, 277, 278, 417, 492, 554, 556, 831, 834, 1108, 1662, 1668, 3324, 5699, 11357, 11398, 17097, 22714, 22796, 34071, 34194, 38503, 45428, 68142, 68388, 77006, 115509, 136284, 154012, 231018, 462036, 1578623, 3157246, 4735869, 6314492, 9471738, 18943476]

約数ペア:

[(1, 18943476), (2, 9471738), (3, 6314492), (4, 4735869), (6, 3157246), (12, 1578623), (41, 462036), (82, 231018), (123, 154012), (139, 136284), (164, 115509), (246, 77006), (277, 68388), (278, 68142), (417, 45428), (492, 38503), (554, 34194), (556, 34071), (831, 22796), (834, 22714), (1108, 17097), (1662, 11398), (1668, 11357), (3324, 5699)]