18759776

素因数分解:

$2^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{941}}^1$

素因数の和:1047

約数の個数: 48

約数和(自身を含む): 42729120

約数和(自身を除く): 23969344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 89, 112, 178, 224, 356, 623, 712, 941, 1246, 1424, 1882, 2492, 2848, 3764, 4984, 6587, 7528, 9968, 13174, 15056, 19936, 26348, 30112, 52696, 83749, 105392, 167498, 210784, 334996, 586243, 669992, 1172486, 1339984, 2344972, 2679968, 4689944, 9379888, 18759776]

約数ペア:

[(1, 18759776), (2, 9379888), (4, 4689944), (7, 2679968), (8, 2344972), (14, 1339984), (16, 1172486), (28, 669992), (32, 586243), (56, 334996), (89, 210784), (112, 167498), (178, 105392), (224, 83749), (356, 52696), (623, 30112), (712, 26348), (941, 19936), (1246, 15056), (1424, 13174), (1882, 9968), (2492, 7528), (2848, 6587), (3764, 4984)]