19660147210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{2621}}^1$

素因数の和:2792

約数の個数: 128

約数和(自身を含む): 42181896960

約数和(自身を除く): 22521749750

約数列:

[1, 2, 5, 10, 11, 19, 22, 37, 38, 55, 74, 95, 97, 110, 185, 190, 194, 209, 370, 407, 418, 485, 703, 814, 970, 1045, 1067, 1406, 1843, 2035, 2090, 2134, 2621, 3515, 3589, 3686, 4070, 5242, 5335, 7030, 7178, 7733, 9215, 10670, 13105, 15466, 17945, 18430, 20273, 26210, 28831, 35890, 38665, 39479, 40546, 49799, 57662, 68191, 77330, 78958, 96977, 99598, 101365, 136382, 144155, 193954, 197395, 202730, 248995, 254237, 288310, 340955, 394790, 484885, 497990, 508474, 547789, 681910, 750101, 969770, 1066747, 1095578, 1271185, 1500202, 1842563, 2133494, 2542370, 2738945, 2796607, 3685126, 3750505, 4830503, 5333735, 5477890, 5593214, 7501010, 9212815, 9406769, 9661006, 10667470, 13983035, 18425630, 18813538, 20268193, 24152515, 27966070, 40536386, 47033845, 48305030, 53135533, 94067690, 101340965, 103474459, 106271066, 178728611, 202681930, 206948918, 265677665, 357457222, 517372295, 531355330, 893643055, 1034744590, 1787286110, 1966014721, 3932029442, 9830073605, 19660147210]

約数ペア:

[(1, 19660147210), (2, 9830073605), (5, 3932029442), (10, 1966014721), (11, 1787286110), (19, 1034744590), (22, 893643055), (37, 531355330), (38, 517372295), (55, 357457222), (74, 265677665), (95, 206948918), (97, 202681930), (110, 178728611), (185, 106271066), (190, 103474459), (194, 101340965), (209, 94067690), (370, 53135533), (407, 48305030), (418, 47033845), (485, 40536386), (703, 27966070), (814, 24152515), (970, 20268193), (1045, 18813538), (1067, 18425630), (1406, 13983035), (1843, 10667470), (2035, 9661006), (2090, 9406769), (2134, 9212815), (2621, 7501010), (3515, 5593214), (3589, 5477890), (3686, 5333735), (4070, 4830503), (5242, 3750505), (5335, 3685126), (7030, 2796607), (7178, 2738945), (7733, 2542370), (9215, 2133494), (10670, 1842563), (13105, 1500202), (15466, 1271185), (17945, 1095578), (18430, 1066747), (20273, 969770), (26210, 750101), (28831, 681910), (35890, 547789), (38665, 508474), (39479, 497990), (40546, 484885), (49799, 394790), (57662, 340955), (68191, 288310), (77330, 254237), (78958, 248995), (96977, 202730), (99598, 197395), (101365, 193954), (136382, 144155)]