17984944

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{883}}^1$

素因数の和:977

約数の個数: 40

約数和(自身を含む): 37269440

約数和(自身を除く): 19284496

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 134, 152, 268, 304, 536, 883, 1072, 1273, 1766, 2546, 3532, 5092, 7064, 10184, 14128, 16777, 20368, 33554, 59161, 67108, 118322, 134216, 236644, 268432, 473288, 946576, 1124059, 2248118, 4496236, 8992472, 17984944]

約数ペア:

[(1, 17984944), (2, 8992472), (4, 4496236), (8, 2248118), (16, 1124059), (19, 946576), (38, 473288), (67, 268432), (76, 236644), (134, 134216), (152, 118322), (268, 67108), (304, 59161), (536, 33554), (883, 20368), (1072, 16777), (1273, 14128), (1766, 10184), (2546, 7064), (3532, 5092)]