19681488

素因数分解:

$2^4\times 3^3\times {\mathrm{29}}^1\times {\mathrm{1571}}^1$

素因数の和:1617

約数の個数: 80

約数和(自身を含む): 58478400

約数和(自身を除く): 38796912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 36, 48, 54, 58, 72, 87, 108, 116, 144, 174, 216, 232, 261, 348, 432, 464, 522, 696, 783, 1044, 1392, 1566, 1571, 2088, 3132, 3142, 4176, 4713, 6264, 6284, 9426, 12528, 12568, 14139, 18852, 25136, 28278, 37704, 42417, 45559, 56556, 75408, 84834, 91118, 113112, 136677, 169668, 182236, 226224, 273354, 339336, 364472, 410031, 546708, 678672, 728944, 820062, 1093416, 1230093, 1640124, 2186832, 2460186, 3280248, 4920372, 6560496, 9840744, 19681488]

約数ペア:

[(1, 19681488), (2, 9840744), (3, 6560496), (4, 4920372), (6, 3280248), (8, 2460186), (9, 2186832), (12, 1640124), (16, 1230093), (18, 1093416), (24, 820062), (27, 728944), (29, 678672), (36, 546708), (48, 410031), (54, 364472), (58, 339336), (72, 273354), (87, 226224), (108, 182236), (116, 169668), (144, 136677), (174, 113112), (216, 91118), (232, 84834), (261, 75408), (348, 56556), (432, 45559), (464, 42417), (522, 37704), (696, 28278), (783, 25136), (1044, 18852), (1392, 14139), (1566, 12568), (1571, 12528), (2088, 9426), (3132, 6284), (3142, 6264), (4176, 4713)]