203423408

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{1061}}^1$

素因数の和:1613

約数の個数: 40

約数和(自身を含む): 412446816

約数和(自身を除く): 209023408

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 521, 1042, 1061, 2084, 2122, 4168, 4244, 8336, 8488, 11983, 16976, 23966, 24403, 47932, 48806, 95864, 97612, 191728, 195224, 390448, 552781, 1105562, 2211124, 4422248, 8844496, 12713963, 25427926, 50855852, 101711704, 203423408]

約数ペア:

[(1, 203423408), (2, 101711704), (4, 50855852), (8, 25427926), (16, 12713963), (23, 8844496), (46, 4422248), (92, 2211124), (184, 1105562), (368, 552781), (521, 390448), (1042, 195224), (1061, 191728), (2084, 97612), (2122, 95864), (4168, 48806), (4244, 47932), (8336, 24403), (8488, 23966), (11983, 16976)]