18999092784

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{2803}}^1\times {\mathrm{20173}}^1$

素因数の和:22994

約数の個数: 80

約数和(自身を含む): 56115352832

約数和(自身を除く): 37116260048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 2803, 5606, 8409, 11212, 16818, 19621, 20173, 22424, 33636, 39242, 40346, 44848, 58863, 60519, 67272, 78484, 80692, 117726, 121038, 134544, 141211, 156968, 161384, 235452, 242076, 282422, 313936, 322768, 423633, 470904, 484152, 564844, 847266, 941808, 968304, 1129688, 1694532, 2259376, 3389064, 6778128, 56544919, 113089838, 169634757, 226179676, 339269514, 395814433, 452359352, 678539028, 791628866, 904718704, 1187443299, 1357078056, 1583257732, 2374886598, 2714156112, 3166515464, 4749773196, 6333030928, 9499546392, 18999092784]

約数ペア:

[(1, 18999092784), (2, 9499546392), (3, 6333030928), (4, 4749773196), (6, 3166515464), (7, 2714156112), (8, 2374886598), (12, 1583257732), (14, 1357078056), (16, 1187443299), (21, 904718704), (24, 791628866), (28, 678539028), (42, 452359352), (48, 395814433), (56, 339269514), (84, 226179676), (112, 169634757), (168, 113089838), (336, 56544919), (2803, 6778128), (5606, 3389064), (8409, 2259376), (11212, 1694532), (16818, 1129688), (19621, 968304), (20173, 941808), (22424, 847266), (33636, 564844), (39242, 484152), (40346, 470904), (44848, 423633), (58863, 322768), (60519, 313936), (67272, 282422), (78484, 242076), (80692, 235452), (117726, 161384), (121038, 156968), (134544, 141211)]