19458888

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 51744000

約数和(自身を除く): 32285112

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 139, 152, 228, 278, 307, 417, 456, 556, 614, 834, 921, 1112, 1228, 1668, 1842, 2456, 2641, 3336, 3684, 5282, 5833, 7368, 7923, 10564, 11666, 15846, 17499, 21128, 23332, 31692, 34998, 42673, 46664, 63384, 69996, 85346, 128019, 139992, 170692, 256038, 341384, 512076, 810787, 1024152, 1621574, 2432361, 3243148, 4864722, 6486296, 9729444, 19458888]

約数ペア:

[(1, 19458888), (2, 9729444), (3, 6486296), (4, 4864722), (6, 3243148), (8, 2432361), (12, 1621574), (19, 1024152), (24, 810787), (38, 512076), (57, 341384), (76, 256038), (114, 170692), (139, 139992), (152, 128019), (228, 85346), (278, 69996), (307, 63384), (417, 46664), (456, 42673), (556, 34998), (614, 31692), (834, 23332), (921, 21128), (1112, 17499), (1228, 15846), (1668, 11666), (1842, 10564), (2456, 7923), (2641, 7368), (3336, 5833), (3684, 5282)]