18888432

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:318

約数の個数: 80

約数和(自身を含む): 52080000

約数和(自身を除く): 33191568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 139, 149, 152, 228, 278, 298, 304, 417, 447, 456, 556, 596, 834, 894, 912, 1112, 1192, 1668, 1788, 2224, 2384, 2641, 2831, 3336, 3576, 5282, 5662, 6672, 7152, 7923, 8493, 10564, 11324, 15846, 16986, 20711, 21128, 22648, 31692, 33972, 41422, 42256, 45296, 62133, 63384, 67944, 82844, 124266, 126768, 135888, 165688, 248532, 331376, 393509, 497064, 787018, 994128, 1180527, 1574036, 2361054, 3148072, 4722108, 6296144, 9444216, 18888432]

約数ペア:

[(1, 18888432), (2, 9444216), (3, 6296144), (4, 4722108), (6, 3148072), (8, 2361054), (12, 1574036), (16, 1180527), (19, 994128), (24, 787018), (38, 497064), (48, 393509), (57, 331376), (76, 248532), (114, 165688), (139, 135888), (149, 126768), (152, 124266), (228, 82844), (278, 67944), (298, 63384), (304, 62133), (417, 45296), (447, 42256), (456, 41422), (556, 33972), (596, 31692), (834, 22648), (894, 21128), (912, 20711), (1112, 16986), (1192, 15846), (1668, 11324), (1788, 10564), (2224, 8493), (2384, 7923), (2641, 7152), (2831, 6672), (3336, 5662), (3576, 5282)]