19992408

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2579}}^1$

素因数の和:2624

約数の個数: 64

約数和(自身を含む): 55728000

約数和(自身を除く): 35735592

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 51, 57, 68, 76, 102, 114, 136, 152, 204, 228, 323, 408, 456, 646, 969, 1292, 1938, 2579, 2584, 3876, 5158, 7737, 7752, 10316, 15474, 20632, 30948, 43843, 49001, 61896, 87686, 98002, 131529, 147003, 175372, 196004, 263058, 294006, 350744, 392008, 526116, 588012, 833017, 1052232, 1176024, 1666034, 2499051, 3332068, 4998102, 6664136, 9996204, 19992408]

約数ペア:

[(1, 19992408), (2, 9996204), (3, 6664136), (4, 4998102), (6, 3332068), (8, 2499051), (12, 1666034), (17, 1176024), (19, 1052232), (24, 833017), (34, 588012), (38, 526116), (51, 392008), (57, 350744), (68, 294006), (76, 263058), (102, 196004), (114, 175372), (136, 147003), (152, 131529), (204, 98002), (228, 87686), (323, 61896), (408, 49001), (456, 43843), (646, 30948), (969, 20632), (1292, 15474), (1938, 10316), (2579, 7752), (2584, 7737), (3876, 5158)]