17911072

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 37648800

約数和(自身を除く): 19737728

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 89, 152, 178, 304, 331, 356, 608, 662, 712, 1324, 1424, 1691, 2648, 2848, 3382, 5296, 6289, 6764, 10592, 12578, 13528, 25156, 27056, 29459, 50312, 54112, 58918, 100624, 117836, 201248, 235672, 471344, 559721, 942688, 1119442, 2238884, 4477768, 8955536, 17911072]

約数ペア:

[(1, 17911072), (2, 8955536), (4, 4477768), (8, 2238884), (16, 1119442), (19, 942688), (32, 559721), (38, 471344), (76, 235672), (89, 201248), (152, 117836), (178, 100624), (304, 58918), (331, 54112), (356, 50312), (608, 29459), (662, 27056), (712, 25156), (1324, 13528), (1424, 12578), (1691, 10592), (2648, 6764), (2848, 6289), (3382, 5296)]