19774288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2243}}^1$

素因数の和:2299

約数の個数: 40

約数和(自身を含む): 41738400

約数和(自身を除く): 21964112

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 76, 116, 152, 232, 304, 464, 551, 1102, 2204, 2243, 4408, 4486, 8816, 8972, 17944, 35888, 42617, 65047, 85234, 130094, 170468, 260188, 340936, 520376, 681872, 1040752, 1235893, 2471786, 4943572, 9887144, 19774288]

約数ペア:

[(1, 19774288), (2, 9887144), (4, 4943572), (8, 2471786), (16, 1235893), (19, 1040752), (29, 681872), (38, 520376), (58, 340936), (76, 260188), (116, 170468), (152, 130094), (232, 85234), (304, 65047), (464, 42617), (551, 35888), (1102, 17944), (2204, 8972), (2243, 8816), (4408, 4486)]