18442649776

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{1741}}^1$

素因数の和:2054

約数の個数: 80

約数和(自身を含む): 37209538080

約数和(自身を除く): 18766888304

約数列:

[1, 2, 4, 8, 16, 43, 86, 89, 172, 173, 178, 344, 346, 356, 688, 692, 712, 1384, 1424, 1741, 2768, 3482, 3827, 6964, 7439, 7654, 13928, 14878, 15308, 15397, 27856, 29756, 30616, 30794, 59512, 61232, 61588, 74863, 119024, 123176, 149726, 154949, 246352, 299452, 301193, 309898, 598904, 602386, 619796, 662071, 1197808, 1204772, 1239592, 1324142, 2409544, 2479184, 2648284, 4819088, 5296568, 6662807, 10593136, 12951299, 13325614, 25902598, 26651228, 26806177, 51805196, 53302456, 53612354, 103610392, 106604912, 107224708, 207220784, 214449416, 428898832, 1152665611, 2305331222, 4610662444, 9221324888, 18442649776]

約数ペア:

[(1, 18442649776), (2, 9221324888), (4, 4610662444), (8, 2305331222), (16, 1152665611), (43, 428898832), (86, 214449416), (89, 207220784), (172, 107224708), (173, 106604912), (178, 103610392), (344, 53612354), (346, 53302456), (356, 51805196), (688, 26806177), (692, 26651228), (712, 25902598), (1384, 13325614), (1424, 12951299), (1741, 10593136), (2768, 6662807), (3482, 5296568), (3827, 4819088), (6964, 2648284), (7439, 2479184), (7654, 2409544), (13928, 1324142), (14878, 1239592), (15308, 1204772), (15397, 1197808), (27856, 662071), (29756, 619796), (30616, 602386), (30794, 598904), (59512, 309898), (61232, 301193), (61588, 299452), (74863, 246352), (119024, 154949), (123176, 149726)]