1640278854

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{7459}}^1$

素因数の和:8129

約数の個数: 48

約数和(自身を含む): 3747307200

約数和(自身を除く): 2107028346

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 643, 1286, 1929, 3858, 5787, 7459, 11574, 12217, 14918, 22377, 24434, 36651, 44754, 67131, 73302, 109953, 134262, 141721, 219906, 283442, 425163, 850326, 1275489, 2550978, 4796137, 9592274, 14388411, 28776822, 43165233, 86330466, 91126603, 182253206, 273379809, 546759618, 820139427, 1640278854]

約数ペア:

[(1, 1640278854), (2, 820139427), (3, 546759618), (6, 273379809), (9, 182253206), (18, 91126603), (19, 86330466), (38, 43165233), (57, 28776822), (114, 14388411), (171, 9592274), (342, 4796137), (643, 2550978), (1286, 1275489), (1929, 850326), (3858, 425163), (5787, 283442), (7459, 219906), (11574, 141721), (12217, 134262), (14918, 109953), (22377, 73302), (24434, 67131), (36651, 44754)]