19084816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{937}}^1$

素因数の和:1031

約数の個数: 40

約数和(自身を含む): 39546080

約数和(自身を除く): 20461264

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 134, 152, 268, 304, 536, 937, 1072, 1273, 1874, 2546, 3748, 5092, 7496, 10184, 14992, 17803, 20368, 35606, 62779, 71212, 125558, 142424, 251116, 284848, 502232, 1004464, 1192801, 2385602, 4771204, 9542408, 19084816]

約数ペア:

[(1, 19084816), (2, 9542408), (4, 4771204), (8, 2385602), (16, 1192801), (19, 1004464), (38, 502232), (67, 284848), (76, 251116), (134, 142424), (152, 125558), (268, 71212), (304, 62779), (536, 35606), (937, 20368), (1072, 17803), (1273, 14992), (1874, 10184), (2546, 7496), (3748, 5092)]