19695354

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2161}}^1$

素因数の和:2211

約数の個数: 48

約数和(自身を含む): 47321856

約数和(自身を除く): 27626502

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 49, 62, 93, 98, 147, 186, 217, 294, 434, 651, 1302, 1519, 2161, 3038, 4322, 4557, 6483, 9114, 12966, 15127, 30254, 45381, 66991, 90762, 105889, 133982, 200973, 211778, 317667, 401946, 468937, 635334, 937874, 1406811, 2813622, 3282559, 6565118, 9847677, 19695354]

約数ペア:

[(1, 19695354), (2, 9847677), (3, 6565118), (6, 3282559), (7, 2813622), (14, 1406811), (21, 937874), (31, 635334), (42, 468937), (49, 401946), (62, 317667), (93, 211778), (98, 200973), (147, 133982), (186, 105889), (217, 90762), (294, 66991), (434, 45381), (651, 30254), (1302, 15127), (1519, 12966), (2161, 9114), (3038, 6483), (4322, 4557)]