19220784

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{617}}^1$

素因数の和:698

約数の個数: 80

約数和(自身を含む): 55175040

約数和(自身を除く): 35954256

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 59, 66, 88, 118, 132, 176, 177, 236, 264, 354, 472, 528, 617, 649, 708, 944, 1234, 1298, 1416, 1851, 1947, 2468, 2596, 2832, 3702, 3894, 4936, 5192, 6787, 7404, 7788, 9872, 10384, 13574, 14808, 15576, 20361, 27148, 29616, 31152, 36403, 40722, 54296, 72806, 81444, 108592, 109209, 145612, 162888, 218418, 291224, 325776, 400433, 436836, 582448, 800866, 873672, 1201299, 1601732, 1747344, 2402598, 3203464, 4805196, 6406928, 9610392, 19220784]

約数ペア:

[(1, 19220784), (2, 9610392), (3, 6406928), (4, 4805196), (6, 3203464), (8, 2402598), (11, 1747344), (12, 1601732), (16, 1201299), (22, 873672), (24, 800866), (33, 582448), (44, 436836), (48, 400433), (59, 325776), (66, 291224), (88, 218418), (118, 162888), (132, 145612), (176, 109209), (177, 108592), (236, 81444), (264, 72806), (354, 54296), (472, 40722), (528, 36403), (617, 31152), (649, 29616), (708, 27148), (944, 20361), (1234, 15576), (1298, 14808), (1416, 13574), (1851, 10384), (1947, 9872), (2468, 7788), (2596, 7404), (2832, 6787), (3702, 5192), (3894, 4936)]