18872696

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{941}}^1$

素因数の和:1079

約数の個数: 32

約数和(自身を含む): 37303200

約数和(自身を除く): 18430504

約数列:

[1, 2, 4, 8, 23, 46, 92, 109, 184, 218, 436, 872, 941, 1882, 2507, 3764, 5014, 7528, 10028, 20056, 21643, 43286, 86572, 102569, 173144, 205138, 410276, 820552, 2359087, 4718174, 9436348, 18872696]

約数ペア:

[(1, 18872696), (2, 9436348), (4, 4718174), (8, 2359087), (23, 820552), (46, 410276), (92, 205138), (109, 173144), (184, 102569), (218, 86572), (436, 43286), (872, 21643), (941, 20056), (1882, 10028), (2507, 7528), (3764, 5014)]