19992012144

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{525221}}^1$

素因数の和:525306

約数の個数: 80

約数和(自身を含む): 56530694304

約数和(自身を除く): 36538682160

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 61, 78, 104, 122, 156, 183, 208, 244, 312, 366, 488, 624, 732, 793, 976, 1464, 1586, 2379, 2928, 3172, 4758, 6344, 9516, 12688, 19032, 38064, 525221, 1050442, 1575663, 2100884, 3151326, 4201768, 6302652, 6827873, 8403536, 12605304, 13655746, 20483619, 25210608, 27311492, 32038481, 40967238, 54622984, 64076962, 81934476, 96115443, 109245968, 128153924, 163868952, 192230886, 256307848, 327737904, 384461772, 416500253, 512615696, 768923544, 833000506, 1249500759, 1537847088, 1666001012, 2499001518, 3332002024, 4998003036, 6664004048, 9996006072, 19992012144]

約数ペア:

[(1, 19992012144), (2, 9996006072), (3, 6664004048), (4, 4998003036), (6, 3332002024), (8, 2499001518), (12, 1666001012), (13, 1537847088), (16, 1249500759), (24, 833000506), (26, 768923544), (39, 512615696), (48, 416500253), (52, 384461772), (61, 327737904), (78, 256307848), (104, 192230886), (122, 163868952), (156, 128153924), (183, 109245968), (208, 96115443), (244, 81934476), (312, 64076962), (366, 54622984), (488, 40967238), (624, 32038481), (732, 27311492), (793, 25210608), (976, 20483619), (1464, 13655746), (1586, 12605304), (2379, 8403536), (2928, 6827873), (3172, 6302652), (4758, 4201768), (6344, 3151326), (9516, 2100884), (12688, 1575663), (19032, 1050442), (38064, 525221)]