18888943612

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{347}}^1\times {\mathrm{16067}}^1$

素因数の和:16447

約数の個数: 72

約数和(自身を含む): 41646713472

約数和(自身を除く): 22757769860

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 347, 484, 694, 847, 1388, 1694, 2429, 3388, 3817, 4858, 7634, 9716, 15268, 16067, 26719, 32134, 41987, 53438, 64268, 83974, 106876, 112469, 167948, 176737, 224938, 293909, 353474, 449876, 587818, 706948, 1175636, 1237159, 1944107, 2474318, 3888214, 4948636, 5575249, 7776428, 11150498, 13608749, 22300996, 27217498, 39026743, 54434996, 61327739, 78053486, 122655478, 156106972, 245310956, 429294173, 674605129, 858588346, 1349210258, 1717176692, 2698420516, 4722235903, 9444471806, 18888943612]

約数ペア:

[(1, 18888943612), (2, 9444471806), (4, 4722235903), (7, 2698420516), (11, 1717176692), (14, 1349210258), (22, 858588346), (28, 674605129), (44, 429294173), (77, 245310956), (121, 156106972), (154, 122655478), (242, 78053486), (308, 61327739), (347, 54434996), (484, 39026743), (694, 27217498), (847, 22300996), (1388, 13608749), (1694, 11150498), (2429, 7776428), (3388, 5575249), (3817, 4948636), (4858, 3888214), (7634, 2474318), (9716, 1944107), (15268, 1237159), (16067, 1175636), (26719, 706948), (32134, 587818), (41987, 449876), (53438, 353474), (64268, 293909), (83974, 224938), (106876, 176737), (112469, 167948)]