19357320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1663}}^1$

素因数の和:1774

約数の個数: 64

約数和(自身を含む): 58705920

約数和(自身を除く): 39348600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1663, 1940, 2328, 2910, 3326, 3880, 4989, 5820, 6652, 8315, 9978, 11640, 13304, 16630, 19956, 24945, 33260, 39912, 49890, 66520, 99780, 161311, 199560, 322622, 483933, 645244, 806555, 967866, 1290488, 1613110, 1935732, 2419665, 3226220, 3871464, 4839330, 6452440, 9678660, 19357320]

約数ペア:

[(1, 19357320), (2, 9678660), (3, 6452440), (4, 4839330), (5, 3871464), (6, 3226220), (8, 2419665), (10, 1935732), (12, 1613110), (15, 1290488), (20, 967866), (24, 806555), (30, 645244), (40, 483933), (60, 322622), (97, 199560), (120, 161311), (194, 99780), (291, 66520), (388, 49890), (485, 39912), (582, 33260), (776, 24945), (970, 19956), (1164, 16630), (1455, 13304), (1663, 11640), (1940, 9978), (2328, 8315), (2910, 6652), (3326, 5820), (3880, 4989)]