18994616

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{64171}}^1$

素因数の和:64214

約数の個数: 16

約数和(自身を含む): 36578040

約数和(自身を除く): 17583424

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 64171, 128342, 256684, 513368, 2374327, 4748654, 9497308, 18994616]

約数ペア:

[(1, 18994616), (2, 9497308), (4, 4748654), (8, 2374327), (37, 513368), (74, 256684), (148, 128342), (296, 64171)]