12818848

素因数分解:

$2^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:749

約数の個数: 48

約数和(自身を含む): 29211840

約数和(自身を除く): 16392992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 89, 112, 178, 224, 356, 623, 643, 712, 1246, 1286, 1424, 2492, 2572, 2848, 4501, 4984, 5144, 9002, 9968, 10288, 18004, 19936, 20576, 36008, 57227, 72016, 114454, 144032, 228908, 400589, 457816, 801178, 915632, 1602356, 1831264, 3204712, 6409424, 12818848]

約数ペア:

[(1, 12818848), (2, 6409424), (4, 3204712), (7, 1831264), (8, 1602356), (14, 915632), (16, 801178), (28, 457816), (32, 400589), (56, 228908), (89, 144032), (112, 114454), (178, 72016), (224, 57227), (356, 36008), (623, 20576), (643, 19936), (712, 18004), (1246, 10288), (1286, 9968), (1424, 9002), (2492, 5144), (2572, 4984), (2848, 4501)]